B02C

CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL

MILLING GRAIN

household tools and machines for pulverising foodstuffs, e.g. coffee and spice mills A47J42/00; pharmaceutical mortars A61J3/02; mechanical processing of refuse and garbage B03B9/06; dressing mould materials by grinding B22C5/04

; obtaining metallic powder by crushing, grinding or milling B22F9/04;

recovery of plastics by disintegrating B29B17/00; crushing raw materials in starch making C08B30/02; beaters for papermaking D21D1/02; crushing devices specially for transport in mines E21F13/002; slag crushing devices F23J1/00; fuel milling devices in combustion apparatus F23K1/00; household devices for crushing coal F24B15/02; ice disintegrating devices F25C5/02

In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.

B02C1/00

Crushing or disintegrating by reciprocating members

B02C1/005

hydraulically or pneumatically operated

B02C1/02

Jaw crushers or pulverisers

B02C1/025

Jaw clearance or overload control

B02C1/04

with single-acting jaws

B02C1/043

with cooperating single acting jaws

B02C1/046

of the plural stage type

B02C1/06

with double-acting jaws

B02C1/08

with jaws coacting with rotating roller

B02C1/10

Shape or construction of jaws

B02C1/12

Mills with non-rotating spiked members

B02C1/14

Stamping mills

B02C2/00

Crushing or disintegrating by gyratory or cone crushers

with non-coaxial discs with intersecting axes B02C7/005

B02C2002/002

the bowl being a driven element for providing a crushing effect

B02C2/005

Lining

B02C2/007

Feeding devices

B02C2/02

eccentrically moved

B02C2/04

with vertical axis

B02C2/042

Moved by an eccentric weight

B02C2/045

and with bowl adjusting or controlling mechanisms B02C2/042, B02C2/06 take precedence

B02C2/047

and with head adjusting or controlling mechanisms B02C2/042, B02C2/06 take precedence

B02C2/06

and with top bearing

B02C2/042 takes precedence

B02C2/08

with horizontal axis

B02C2/10

concentrically moved

Bell crushers

B02C4/00

Crushing or disintegrating by roller mills with milling members in the form of rollers or balls co-operating with rings or discs B02C15/00; roller mills or roll refiners exclusively for chocolate A23G1/10, A23G1/12

B02C4/02

with two or more rollers

B02C4/04

specially adapted for milling paste-like material, e.g. paint, chocolate, colloids

B02C4/06

specially adapted for milling grain

B02C4/08

with co-operating corrugated or toothed crushing-rollers

B02C4/10

with a roller co-operating with a stationary member

B02C4/12

in the form of a plate

B02C4/14

specially adapted for milling paste-like material, e.g. paint, chocolate, colloids

B02C4/16

specially adapted for milling grain

B02C4/18

in the form of a bar

B02C4/20

wherein the roller is corrugated or toothed

B02C4/22

specially adapted for milling paste-like material, e.g. paint, chocolate, colloids

B02C4/24

specially adapted for milling grain

B02C4/26

in the form of a grid or grating

B02C4/28

Details

B02C4/283

Lateral sealing shields

B02C4/286

Feeding devices

B02C4/30

Shape or construction of rollers

B02C4/305

Wear resistant rollers

B02C4/32

Adjusting, applying pressure to, or controlling the distance between, milling members

B02C4/34

in mills wherein a roller co-operates with a stationary member

B02C4/36

in mills specially adapted for paste-like materials

B02C4/38

in grain mills

B02C4/40

Detachers, e.g. scrapers

B02C4/42

Driving mechanisms

Roller speed control

B02C4/423

with vibrating or oscillating mechanisms

B02C4/426

Torque counterbalancing mechanisms

B02C4/44

Cooling or heating rollers or bars

B02C7/00

Crushing or disintegrating by disc mills apparatus specially adapted for manufacture or treatment of cocoa or cocoa products exclusively A23G1/04

B02C7/005

Crushers with non-coaxial toothed discs with intersecting axes

B02C7/02

with coaxial discs

B02C7/04

with concentric circles of intermeshing teeth

B02C7/06

with horizontal axis B02C7/04 takes precedence

B02C7/08

with vertical axis B02C7/04 takes precedence

B02C7/10

with eccentric discs

B02C7/11

Details

B02C7/12

Shape or construction of discs

B02C7/13

for grain mills

B02C7/14

Adjusting, applying pressure to, or controlling distance between, discs

B02C7/16

Driving mechanisms

B02C7/17

Cooling or heating of discs

B02C7/175

Disc mills specially adapted for paste-like material, e.g. paint, chocolate, colloids

B02C7/18

Disc mills specially adapted for grain

B02C7/182

with horizontal axis

B02C7/184

with vertical axis

B02C7/186

Adjusting, applying pressure to, or controlling distance between, discs

B02C7/188

Driving mechanisms

B02C9/00

Other milling methods or mills specially adapted for grain

B02C9/02

Cutting or splitting grain

B02C9/04

Systems or sequences of operations

Plant

B02C11/00

Other auxiliary devices or accessories specially adapted for grain mills

B02C11/02

Breaking up amassed particles, e.g. flakes

B02C11/04

Feeding devices

B02C11/06

Arrangements for preventing fire or explosion methods for preventing or extinguishing fires, devices therefor A62C

B02C11/08

Cooling, heating, ventilating, conditioning with respect to temperature or water content conditioning grain before milling B02B1/08; air-conditioning or ventilating in general F24F

B02C13/00

Disintegrating by mills having rotary beater elements

; Hammer mills

B02C13/02

with horizontal rotor shaft with axial flow B02C13/10

B02C13/04

with beaters hinged to the rotor

Hammer mills

B02C13/06

with beaters rigidly connected to the rotor

B02C13/08

and acting as a fan

B02C13/09

and throwing the material against an anvil or impact plate

with vertical axis B02C13/1807

B02C13/095

with an adjustable anvil or impact plate

B02C13/10

with horizontal rotor shaft and axial flow

B02C13/12

with vortex chamber

B02C13/13

with horizontal rotor shaft and combined with sifting devices, e.g. for making powdered fuel

B02C13/14

with vertical rotor shaft, e.g. combined with sifting devices

B02C2013/145

with fast rotating vanes generating vortexes effecting material on material impact

B02C13/16

with beaters hinged to the rotor

B02C13/18

with beaters rigidly connected to the rotor

B02C13/1807

the material to be crushed being thrown against an anvil or impact plate with horizontal axis B02C13/09; centrifugal acceleration of material through radially extending channels B02C19/0025; centrifugal acceleration of material by means of an open top rotor B02C19/0031

B02C13/1814

by means of beater or impeller elements fixed on top of a disc type rotor

B02C13/1821

the beater or impeller elements being rotatably fixed around their own axis

B02C13/1828

with dead bed protected beater or impeller elements

B02C13/1835

by means of beater or impeller elements fixed in between an upper and lower rotor disc

B02C13/1842

with dead bed protected beater or impeller elements

B02C13/185

Construction or shape of anvil or impact plate

B02C2013/1857

rotating coaxially around the rotor shaft

B02C2013/1864

rotatable around its own axis

B02C2013/1871

vertically adjustable

B02C2013/1878

radially adjustable

B02C2013/1885

of dead bed type

B02C2013/1892

cooled or heated

B02C13/20

with two or more co-operating rotors

B02C13/205

arranged concentrically

B02C13/22

with intermeshing pins

; Pin Disk Mills

B02C13/24

arranged around a vertical axis

B02C13/26

Details

B02C13/28

Shape or construction of beater elements

B02C13/2804

the beater elements being rigidly connected to the rotor

B02C2013/2808

the beater elements are attached to disks mounted on a shaft

B02C2013/2812

the beater elements are attached to a hollow cylindrical rotor

B02C2013/2816

of chain, rope or cable type

B02C13/282

Shape or inner surface of mill-housings

B02C2013/2825

with fastening means for fixing lining members to the inner surface of mill-housings

B02C13/284

Built-in screens

B02C13/286

Feeding or discharge

B02C2013/28609

Discharge means

B02C2013/28618

Feeding means

B02C2013/28627

of ram or pusher type

B02C2013/28636

of conveyor belt type

B02C2013/28645

of conveyor belt and cooperating roller type

B02C2013/28654

of screw type

B02C2013/28663

using rollers

B02C2013/28672

Feed chute arrangements

B02C2013/28681

Feed distributor plate for vertical mill

B02C2013/2869

Arrangements of feed and discharge means in relation to each other

B02C13/288

Ventilating, or influencing air circulation

B02C2013/29

devices for manipulating beater elements

B02C13/30

Driving mechanisms

B02C13/31

Safety devices or measures

B02C15/00

Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs

high-speed drum mills B02C19/11

B02C15/001

Air flow directing means positioned on the periphery of the horizontally rotating milling surface

B02C2015/002

combined with a classifier

B02C15/003

Shape or construction of discs or rings

B02C15/004

Shape or construction of rollers or balls

B02C15/005

Rollers or balls of composite construction

B02C15/006

Ring or disc drive gear arrangement

B02C15/007

Mills with rollers pressed against a rotary horizontal disc with pendularly mounted rollers B02C15/04

B02C2015/008

Roller drive arrangements

B02C15/02

Centrifugal pendulum-type mills

B02C15/04

Mills with pressed pendularly-mounted rollers, e.g. spring pressed

B02C15/045

pressed against the interior of a ring rotating in a vertical plane

B02C15/06

Mills with rollers forced against the interior of a rotary ring, e.g. under spring action B02C15/04 takes precedence

B02C15/08

Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member B02C15/02 takes precedence

B02C15/10

Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by other means than a centrally-arranged member

B02C15/12

Mills with at least two discs

or rings

and interposed balls or rollers mounted like ball or roller bearings

B02C15/123

with rings and interposed rollers

B02C2015/126

of the plural stage type

B02C15/14

Edge runners, e.g. Chile mills

B02C2015/143

each runner pivot carrying more than one runner

B02C2015/146

Step-shaped runners

B02C15/16

with milling members essentially having different peripheral speeds and in the form of a hollow cylinder or cone and an internal roller or cone

B02C17/00

Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls high-speed drum mills B02C19/11

; drums for polishing or grinding B24B

B02C17/002

with rotary cutting or beating elements

B02C17/005

the charge being turned over by magnetic forces

B02C17/007

specially adapted for disintegrating refuse

B02C17/02

with perforated container

B02C17/04

with unperforated container

B02C17/06

with several compartments

B02C2017/065

with several compartments in the form of multiwell blocks

B02C17/07

in radial arrangement

B02C17/08

with containers performing a planetary movement

B02C17/10

with one or a few disintegrating members arranged in the container

B02C17/14

Mills in which the charge to be ground is turned over by movements of the container other than by rotating, e.g. by swinging, vibrating, tilting

mills provided with vibrators in general B02C19/16

B02C17/16

Mills in which a fixed container houses stirring means tumbling the charge

B02C17/161

Arrangements for separating milling media and ground material

B02C17/163

Stirring means

B02C2017/165

with stirring means comprising more than one agitator

B02C17/166

of the annular gap type

B02C17/168

with a basket media milling device arranged in or on the container, involving therein a circulatory flow of the material to be milled

B02C17/18

Details

B02C17/1805

Monitoring devices for tumbling mills

B02C17/181

Bearings specially adapted for tumbling mills

B02C17/1815

Cooling or heating devices

B02C17/182

Lids

B02C17/1825

Lifting devices lifting devices associated with the lining for containers B02C17/22

B02C17/183

Feeding or discharging devices

B02C17/1835

Discharging devices combined with sorting or separating of material B02C17/186 takes precedence

B02C17/184

with separator arranged in discharge path of crushing zone

B02C17/1845

with return of oversize material to crushing zone

B02C17/185

with more than one separator

B02C17/1855

with separator defining termination of crushing zone, e.g. screen denying egress of oversize material

B02C17/186

Adding fluid, other than for crushing by fluid energy

B02C17/1865

after crushing

B02C17/187

with recirculation of material to crushing zone

B02C17/1875

passing gas through crushing zone

B02C17/188

characterised by point of gas entry or exit or by gas flow path

B02C17/1885

the applied gas acting to effect material separation B02C17/1895 takes precedence

B02C17/189

with return of oversize material to crushing zone B02C17/1895 takes precedence

B02C17/1895

gas being recirculated to crushing zone

B02C17/20

Disintegrating members

B02C17/205

Adding disintegrating members to the tumbling mill

B02C17/22

Lining for containers

B02C17/225

using rubber or elastomeric material

B02C17/24

Driving mechanisms

B02C18/00

Disintegrating by knives or other cutting or tearing members which chop material into fragments

tree stump comminutors A01G23/067

B02C18/0007

specially adapted for disintegrating documents

B02C2018/0015

for disintegrating CDs, DVDs and/or credit cards

B02C2018/0023

Switching devices

B02C2018/003

Removing clips, pins or staples before disintegrating

B02C2018/0038

Motor drives

B02C2018/0046

Shape or construction of frames, housings or casings

B02C2018/0053

hand-operated

B02C2018/0061

with compacting devices for the disintegrated material

B02C2018/0069

with stripping devices

B02C18/0076

with cutting or tearing members fixed on endless flexible members without cutting or tearing members B02C19/0006

B02C18/0084

specially adapted for disintegrating garbage, waste or sewage

B02C18/0092

for waste water or for garbage

B02C18/02

with reciprocating knives

B02C18/04

Details

B02C18/06

with rotating knives

B02C18/062

with rotor elements extending axially in close radial proximity of a concentrically arranged slotted or perforated ring

B02C18/065

within rotatable bowls, e.g. meat cutters

B02C18/067

Tub-grinders

B02C18/08

within vertical containers

B02C18/062, B02C18/065 take precedence

B02C18/083

with a disc rotor having generally radially extending slots or openings bordered with cutting knives

B02C18/086

specially adapted for disintegrating plastics, e.g. cinematographic films for plastic bottles B02C19/0093, disintegrating plastics B29B17/00

B02C18/10

with drive arranged above container

B02C18/083 takes precedence

B02C18/12

with drive arranged below container

B02C18/083 takes precedence

B02C18/14

within horizontal containers

B02C18/062, B02C18/065 take precedence

B02C18/141

with axial flow

B02C18/142

with two or more inter-engaging rotatable cutter assemblies

B02C18/143

with a disc rotor having generally radially extending slots or openings bordered with cutting knives

B02C18/144

with axially elongated knives

B02C18/145

with knives spaced axially and circumferentially on the periphery of a cylindrical rotor unit

B02C18/146

with a rotor comprising a plurality of axially contiguous disc-like segments each having at least one radially extending cutting element

B02C2018/147

of the plural stage type

B02C18/148

specially adapted for disintegrating plastics, e.g. cinematographic films for plastic bottles B02C19/0093, disintegrating plastics B29B17/00

B02C18/16

Details

B02C2018/162

Shape or inner surface of shredder-housings

B02C2018/164

Prevention of jamming and/or overload

B02C2018/166

Lubricating the knives of the cutting mechanisms

B02C2018/168

User safety devices or measures in shredders

B02C18/18

Knives

Mountings thereof

B02C18/182

Disc-shaped knives

B02C18/184

with peripherally arranged demountable cutting tips or elements

B02C18/186

Axially elongated knives

B02C2018/188

Stationary counter-knives; Mountings thereof

B02C18/20

Sickle-shaped knives

B02C18/22

Feed or discharge means

B02C2018/2208

for weblike material

B02C18/2216

Discharge means

B02C18/2225

Feed means

B02C18/2233

of ram or pusher type

B02C18/2241

of conveyor belt type B02C18/225 takes precedence

B02C18/225

of conveyor belt and cooperating roller type

B02C18/2258

of screw type

B02C18/2266

of revolving drum type

B02C18/2275

using a rotating arm

B02C18/2283

using rollers B02C18/225 takes precedence

B02C18/2291

Feed chute arrangements

B02C18/24

Drives

B02C18/26

with knives which both reciprocate and rotate

B02C18/28

with spiked cylinders

B02C18/30

Mincing machines with perforated discs and feeding worms

B02C18/301

with horizontal axis

B02C18/302

with a knife-perforated disc unit

B02C18/304

with several axially aligned knife-perforated disc units

B02C18/305

Details

B02C2018/307

Cooling arrangements in mincing machines

B02C2018/308

with separating devices for hard material, e.g. bone

B02C18/32

with sharpening devices

B02C18/34

with means for cleaning the perforated discs

B02C18/36

Knives or perforated discs

B02C18/362

Knives

B02C18/365

Perforated discs

B02C2018/367

Resiliently mounted knives or discs

B02C18/38

Drives

B02C19/00

Other disintegrating devices or methods for grain B02C9/00

B02C19/0006

Crushing by endless flexible members with cutting or tearing members B02C18/0076

B02C19/0012

Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)

B02C19/0018

using a rotor accelerating the materials centrifugally against a circumferential breaking surface rotors with beater elements B02C13/09, B02C13/1807

B02C19/0025

by means of a rotor with radially extending channels

B02C19/0031

by means of an open top rotor

B02C19/0037

with concentrically arranged open top rotors

B02C19/0043

the materials to be pulverised being projected against a breaking surface or breaking body by a pressurised fluid jet mills B02C19/06

B02C19/005

the materials to be pulverised being disintegrated by collision of, or friction between, the material particles jet mills B02C19/06

B02C19/0056

specially adapted for specific materials not otherwise provided for

B02C19/0062

specially adapted for shredding scrap metal, e.g. automobile bodies

B02C19/0068

specially adapted for breaking-up fluorescent tubes

B02C19/0075

specially adapted for disintegrating medical waste sterilisation of refuse A61L11/00; disposal of medical waste B09B3/00

B02C19/0081

specially adapted for breaking-up bottles

B02C19/0087

for glass bottles

B02C19/0093

for plastic bottles

B02C19/06

Jet mills

B02C19/061

of the cylindrical type B02C19/068 takes precedence

B02C19/063

of the toroidal type B02C19/068 takes precedence

B02C19/065

of the opposed-jet type B02C19/068 takes precedence

B02C19/066

of the jet-anvil type B02C19/068 takes precedence

B02C19/068

of the fluidised-bed type

B02C19/08

Pestle and mortar

B02C19/10

Mills in which a friction block is towed along the surface of a cylindrical or annular member

B02C19/11

High-speed drum mills for separating B04B

B02C19/16

Mills provided with vibrators

roller mills B02C4/423

; tumbling mills B02C17/14

B02C19/18

Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating

B02C2019/183

Crushing by discharge of high electrical energy

B02C19/186

Use of cold or heat for disintegrating B02C4/44, B02C7/17, B02C11/08 take precedence

B02C19/20

Disintegrating by grating

domestic food grating devices A47J43/25

B02C19/22

Crushing mills with screw-shaped crushing means

B02C21/00

Disintegrating plant with or without drying of the material for grain B02C9/04

B02C21/002

using a combination of a roller mill and a drum mill

B02C21/005

the roller mill having cooperating rollers

B02C21/007

using a combination of two or more drum or tube mills

B02C21/02

Transportable disintegrating plant

B02C2021/023

for disintegrating material on the surface of the ground

B02C21/026

self-propelled

B02C23/00

Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group

specially adapted for grain mills B02C11/00;

separating or sorting in general B03, B04, B07

B02C23/02

Feeding devices

for grain mills B02C11/04; for roller mills B02C4/286

; transport devices in general B65G

B02C23/04

Safety devices in general F16P

; for rotary mills B02C13/31

B02C23/06

Selection or use of additives to aid disintegrating

B02C23/08

Separating or sorting of material, associated with crushing or disintegrating B02C23/18 takes precedence

; beater mills combined with sifting devices B02C13/13, B02C13/14; for tumbling mills B02C17/1835

B02C23/10

with separator arranged in discharge path of crushing or disintegrating zone

B02C23/12

with return of oversize material to crushing or disintegrating zone

B02C23/14

with more than one separator

B02C23/16

with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material

B02C2023/165

Screen denying egress of oversize material

B02C23/18

Adding fluid, other than for crushing or disintegrating by fluid energy

for tumbling mills B02C17/186;

feeding devices B02C23/02

B02C23/20

after crushing or disintegrating

B02C23/22

with recirculation of material to crushing or disintegrating zone

B02C23/24

Passing gas through crushing or disintegrating zone

B02C15/001

, B02C23/38, B02C23/40 take precedence

B02C23/26

characterised by point of gas entry or exit or by gas flow path

B02C23/28

gas moving means being integral with, or attached to, crushing or disintegrating element

B02C23/30

the applied gas acting to effect material separation B02C23/34 takes precedence

B02C23/32

with return of oversize material to crushing or disintegrating zone B02C23/34 takes precedence

B02C23/34

gas being recirculated to crushing or disintegrating zone

B02C23/36

the crushing or disintegrating zone being submerged in liquid

B02C23/38

in apparatus having multiple crushing or disintegrating zones

B02C23/40

with more than one means for adding fluid to the material being crushed or disintegrated

B02C25/00

Control arrangements specially adapted for crushing or disintegrating

B02C2201/00

Codes relating to disintegrating devices adapted for specific materials

B02C2201/02

for reinforced concrete

B02C2201/04

for used tyres

B02C2201/06

for garbage, waste or sewage

B02C2201/063

for waste water or sewage

B02C2201/066

for garden waste

B02C2210/00

Codes relating to different types of disintegrating devices

B02C2210/01

Indication of wear on beaters, knives, rollers, anvils, linings and the like

B02C2210/02

Features for generally used wear parts on beaters, knives, rollers, anvils, linings and the like