B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPEDMAKING GRANULES OR PREFORMSRECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICSIn this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. B29B7/00 B29B7/00MixingKneading for preparation of dough A21C1/00; in general B01F; combined with calendering B29C43/24, with injection B29C45/46, with extrusion B29C48/36 B29B7/002Methods chemical aspects C08J3/00 B29B7/005for mixing in batches B29B7/007for continuous mixing B29B7/02non-continuous, with mechanical mixing or kneading devices, i.e. batch type B29B7/04with non-movable mixing or kneading devices B29B7/06with movable mixing or kneading devices B29B7/08shaking, oscillating or vibrating B29B7/085by means of axially movable pistons B29B7/10rotary B29B7/103with rollers or the like in casings B29B7/106using rotary casings B29B7/12with single shaft B29B7/125having a casing closely surrounding the rotor, e.g. for masticating rubber with more than one shaft B29B7/183; Rotors therefor B29B7/14, B29B7/16 take precedence B29B7/14with screw or helix B29B7/16with paddles or arms B29B7/18with more than one shaft B29B7/183having a casing closely surrounding the rotors, e.g. of Banbury type with single shaft B29B7/125 B29B7/186Rotors therefor B29B7/20with intermeshing devices, e.g. screws B29B7/22Component parts, details or accessoriesAuxiliary operations B29B7/24for feeding B29B7/242in measured doses B29B7/244of several materials B29B7/246in mixers having more than one rotor and a casing closely surrounding the rotors, e.g. with feeding plungers B29B7/248with plungers for introducing the material, e.g. from below B29B7/246 takes precedence B29B7/26for discharging, e.g. doors B29B7/263from the underside in mixers having more than one rotor and a a casing closely surrounding the rotors B29B7/266using sliding doors B29B7/28for measuring, controlling or regulating, e.g. viscosity control B29B7/242 takes precedence B29B7/283measuring data of the driving system, e.g. torque, speed, power B29B7/286measuring properties of the mixture, e.g. temperature, density B29B7/283 takes precedence B29B7/30continuous, with mechanical mixing or kneading devices B29B7/32with non-movable mixing or kneading devices B29B7/325Static mixers in general B01F25/42 B29B7/34with movable mixing or kneading devices B29B7/36shaking, oscillating or vibrating B29B7/365by means of axially movable pistons B29B7/38rotary B29B7/52 takes precedence B29B7/385fluid mixers B29B7/40with single shaft B29B7/401having a casing closely surrounding the rotor, e.g. with a plunger for feeding the material B29B7/407, B29B7/42 take precedence B29B7/402using a rotor-stator system with intermeshing elements, e.g. teeth B29B7/408, B29B7/404 take precedence B29B7/404with feeding or valve actuating means, e.g. with cleaning means B29B7/405Mixing heads B29B7/404, B29B7/42 take precedence; mixing heads without moving stirrer B29B7/7457 B29B7/407with a casing closely surrounding the rotor, e.g. with conical rotor B29B7/408with mixing elements on a rotor co-operating with mixing elements, perpendicular to the axis of the rotor, fixed on a stator B29B7/42with screw or helix B29B7/421with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type B29B7/422with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing B29B7/423and oscillating axially in general B01F31/401 B29B7/424with conical screw surrounded by conical casing B29B7/425with screw surrounded by a casing provided with grooves or cavities B29B7/426with consecutive casings or screws, e.g. for charging, discharging, mixing B29B7/427with independently driven screws rotating about the same axis, e.g. oscillating axially; with axially oscillating screws B29B7/423 takes precedence B29B7/428Parts or accessories, e.g. casings, feeding or discharging means B29B7/429Screws B29B7/421 takes precedence B29B7/44with paddles or arms B29B7/46with more than one shaft B29B7/465each shaft comprising rotor parts of the Banbury type in addition to screw parts B29B7/48with intermeshing devices, e.g. screws B29B7/481provided with paddles, gears or discs B29B7/482 takes precedence B29B7/482provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs B29B7/483the other mixing parts being discs perpendicular to the screw axis B29B7/484with two shafts provided with screws, e.g. one screw being shorter than the other B29B7/482 takes precedence B29B7/485with three or more shafts provided with screws B29B7/486with screws surrounded by a casing provided with grooves or cavities B29B7/487with consecutive casings or screws, e.g. for feeding, discharging, mixing B29B7/488Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices discharging B29B7/582; feeding B29B7/60 B29B7/489Screws B29B7/482 takes precedence B29B7/50with rotary casing B29B7/52with rollers or the like, e.g. calenders B29B7/523co-operating with casings B29B7/526with two or more rollers B29B7/54with a single roller co-operating with a stationary member other than the casing B29B7/56with co-operating rollers , e.g. with repeated action, i.e. the material leaving a set of rollers being reconducted to the same set or being conducted to a next set B29B7/562with means for axially moving the material on the rollers B29B7/564at least one of the rollers being provided with helicoidal grooves or ridges, e.g. followed by axial extrusion B29B7/566provided with means to take material away from a set of rollers and to reconduct it to the same set; provided with endless belts, e.g. which can be in or out of cooperation with at least one of the rollers B29B7/568with consecutive sets of rollers or a train of rollers B29B7/58Component parts, details or accessoriesAuxiliary operations B29B7/582for discharging, e.g. doors B29B7/584for mixers with rollers, e.g. wedges, guides, pressing means, thermal conditioning B29B7/586Drives B29B7/588cutting devices, e.g. movable cutting devices scrapers for stripping the material from rollers B29B7/645 B29B7/60for feeding, e.g. end guides for the incoming material B29B7/7615 takes precedence; feeding predetermined amounts for mixing in general B01F35/714 B29B7/603in measured doses, e.g. proportioning of several materials B29B7/606specially adapted for feeding calenders or the like B29B7/62Rollers, e.g. with grooves B29B7/564 takes precedence B29B7/625provided with cooling or heating means B29B7/64Stripping the material from the rollers B29B7/645by means of a scraper moving in the axial direction of the rollers B29B7/66Recycling the material B29B7/566 takes precedence B29B7/68Positioning of rollers B29B7/70Conditioning of rollers, e.g. cleaning B29B7/72Measuring, controlling or regulating B29B7/722Safety devices B29B7/724for continuous roller mixers, e.g. calenders B29B7/722 takes precedence B29B7/726Measuring properties of mixture, e.g. temperature or density B29B7/724 takes precedence B29B7/728Measuring data of the driving system, e.g. torque, speed, power, vibration B29B7/724 takes precedence B29B7/74using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant B29B7/7404Mixing devices specially adapted for foamable substances B29B7/76 takes precedence B29B7/7409with supply of gas B29B7/7414with rotatable stirrer, e.g. using an intermeshing rotor-stator system B29B7/7423 takes precedence B29B7/7419with static or injector mixer elements B29B7/7423preceded or followed by rotatable stirring device B29B7/7428Methodical aspects B29B7/7433Plants B29B7/7438Mixing guns, i.e. hand-held mixing units having dispensing means B29B7/761, B29B7/7678 take precedence B29B7/7442with driven stirrer B29B7/7447including means for feeding the components B29B7/7452for mixing components by spraying them into each other; for mixing by intersecting sheets B29B7/7457Mixing heads without moving stirrer B29B7/7438, B29B7/76 take precedence B29B7/7461Combinations of dissimilar mixers B29B7/7466Combinations of similar mixers B29B7/7471Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening B29B7/7476Systems, i.e. flow charts or diagrams; Plants B29B7/748Plants B29B7/7433, B29B7/7485, B29B7/7495 take precedence B29B7/7485with consecutive mixers, e.g. with premixing some of the components B29B7/749with stirring means for the individual components before they are mixed together B29B7/7495for mixing rubber B29B7/76Mixers with stream-impingement mixing head B29B7/7605having additional mixing arrangements B29B7/7673 takes precedence B29B7/761of gun-type, i.e. hand-held units having dispensing means B29B7/7678 takes precedence B29B7/7615characterised by arrangements for controlling, measuring or regulating, e.g. for feeding or proportioning the components B29B7/7621involving introducing a gas or another component in at least one of the components B29B7/7626using measuring chambers of piston or plunger type B29B7/7621 takes precedence; for mixing in general B01F35/882 B29B7/7631Parts; Accessories B29B7/7684 takes precedence B29B7/7636Construction of the feed orifices, bores, ports B29B7/7642Adjustable feed orifices, e.g. for controlling the rate of feeding B29B7/7647Construction of the mixing conduit module or chamber part B29B7/7652Construction of the discharge orifice, opening or nozzle B29B7/7657Adjustable discharge orifices, openings or nozzle openings, e.g. for controlling the rate of dispensing B29B7/7663the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube B29B7/7668having a second tube intersecting the first one with the jets impinging in the second tube B29B7/7673having additional mixing arrangements B29B7/7668 takes precedence B29B7/7678of the gun type, i.e. hand-held units B29B7/7684Parts; Accessories B29B7/7689Plunger constructions B29B7/7694comprising recirculation channels; ducts formed in the plunger B29B7/78by gravity, e.g. falling particle mixers B29B7/80Component parts, details or accessoriesAuxiliary operations B29B7/22, B29B7/58 take precedence ; cleaning mixers B01F35/145 B29B7/801Valves B29B7/802Constructions or methods for cleaning the mixing or kneading device cleaning in general B08B B29B7/803Cleaning of mixers of the gun type, stream-impigement type, mixing heads B29B7/805Cleaning of the mixing conduit, module or chamber part B29B7/806Cleaning of the discharge opening, e.g. orifice of the dispenser B29B7/807Cleaning of the central body of the plunger B29B7/808Cleaning of the plunger tip B29B7/82Heating or cooling B29B7/823Temperature control B29B7/826Apparatus therefor B29B7/84Venting or degassing ; Removing liquids, e.g. by evaporating components B29B7/842Removing liquids in liquid form B29B7/845Venting, degassing or removing evaporated components in devices with rotary stirrers B29B7/847Removing of gaseous components before or after mixing B29B7/86for working at sub- or superatmospheric pressure B01F33/70 takes precedence B29B7/88Adding charges , i.e. additives B29B7/885with means for treating, e.g. milling, the charges B29B7/905 takes precedence B29B7/90Fillers or reinforcements , e.g. fibres B29B7/905with means for pretreatment of the charges or fibres B29B7/92Wood chips or wood fibres B29B7/94Liquid charges B29B7/945involving coating particles B29B9/00Making granules in general B01J; chemical aspects C08J3/12 B29B9/02by dividing preformed material B29B9/04in the form of plates or sheets B29B9/06in the form of filamentary material, e.g. combined with extrusion B29B9/065under-water, e.g. underwater pelletizers B29B9/08by agglomerating smaller particles B29B9/10by moulding the material, i.e. treating it in the molten state B29B9/12characterised by structure or composition B29B2009/125Micropellets, microgranules, microparticles B29B9/14fibre-reinforced B29B9/16Auxiliary treatment of granules B29B2009/161Absorbing, i.e. introducing a gas, a liquid or a solid material into the granules B29B2009/163Coating, i.e. applying a layer of liquid or solid material on the granule B29B2009/165Crystallizing granules B29B2009/166Deforming granules to give a special form, e.g. spheroidizing, rounding B29B2009/168Removing undesirable residual components, e.g. solvents, unreacted monomers; Degassing B29B11/00Making preforms B29C61/06 takes precedence ; combined with blow-moulding B29C49/02, with thermoforming B29C51/02; making preforms for manufacturing of light guides B29D11/00721 B29B11/02by dividing preformed material, e.g. sheets, rods B29B11/04by assembling preformed material B29B11/06by moulding the material B29B11/08Injection moulding B29B11/10Extrusion moulding B29B11/12Compression moulding B29B11/14characterised by structure or composition B29B11/16comprising fillers or reinforcement non-woven fabrics per se D04H1/00, D04H3/00 B29B13/00Conditioning or physical treatment of the material to be shaped chemical aspects C08J3/00 ; heating, cooling or curing during shaping B29C35/00; thermal after-treatment B29C71/02 B29B2013/002Extracting undesirable residual components, e.g. solvents, unreacted monomers, from material to be moulded B29B2013/005Degassing undesirable residual components, e.g. gases, unreacted monomers, from material to be moulded B29B13/007Treatment of sinter powders B29B13/02by heating B29B13/06, B29B13/08 take precedence B29B13/021Heat treatment of powders B29B13/022Melting the material to be shaped B29B13/023Half-products, e.g. films, plates B29B13/024Hollow bodies, e.g. tubes or profiles B29B13/025Tube ends B29B2013/026Obtaining a uniform temperature over the whole surface of films or tubes B29B2013/027Obtaining a temperature gradient over the surface of films or tubes B29B2013/028Obtaining a temperature gradient across the wall thickness of plates or tubes B29B13/04by cooling cooling moulded articles or half products B29C35/16 B29B13/045of powders or pellets B29B13/06by drying B29B13/08 takes precedence ; drying moulded articles or half products B29C37/0092 B29B13/065of powder or pellets B29B13/08by using wave energy or particle radiation B29B13/10by grinding, e.g. by trituratingby sievingby filtering B29B15/00Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 B29B15/02of crude rubber, gutta-percha, or similar substances tapping latex A01G; chemical aspects C08C B29B15/023Breaking up rubber bales B29B15/026Baling of rubber B29B15/04Coagulating devices B29B15/06Washing devices B29B15/08of reinforcements or fillers chemical aspects C08J, C08K B29B15/10Coating or impregnating independently of the moulding or shaping stepapplying liquids in general B05Where the coating or impregnating is combined with moulding the documents are classified in B29C53/8066, B29C70/00 B29B15/105of reinforcement of definite length with a matrix in solid form, e.g. powder, fibre or sheet form calendering B29C70/506 B29B15/12of reinforcements of indefinite length B29B15/122with a matrix in liquid form, e.g. as melt, solution or latex B29B15/125by dipping B29B15/127by spraying B29B15/14of filaments or wires B29B17/00Recovery of plastics or other constituents of waste material containing plastics; volume reduction of waste plastics, e.g. by mechanical compacting or melting disposal of solid waste B09B; chemical recovery C08J11/00 B29B17/0005Direct recuperation and re-use of scrap material during moulding operation, i.e. feed-back of used material B29B2017/001Pretreating the materials before recovery B29B2017/0015Washing, rinsing B29B2017/0021Dividing in large parts B29B17/0026by agglomeration or compacting B29B2017/0031Melting the outer surface of compressed waste, e.g. for forming briquets by expelling the compressed waste material through a heated tool B29B17/0036of large particles, e.g. beads, granules, pellets, flakes, slices B29B17/0042for shaping parts, e.g. multilayered parts with at least one layer containing regenerated plastic B29B17/0047Compacting complete waste articles B29B17/0052Hollow articles, e.g. bottles B29B2017/0057Externally powered deformation tools, e.g. tools being part of relatively big non domestic installations, powered by motors B29B2017/0063Manually driven deformation tools, e.g. tools being part of domestic installations B29B2017/0068Softening the hollow articles by heat and causing permanent deformation B29B2017/0073Removing caps or labels during deformation B29B2017/0078Maintaining the deflated state, e.g. by mounting original screw lids after deformation B29B2017/0084Deflating the hollow articles by vacuum; Details of the nozzles used in the vacuum generating devices B29B2017/0089Recycling systems, wherein the flow of products between producers, sellers and consumers includes at least a recycling step, e.g. the products being fed back to the sellers or to the producers for recycling purposes B29B2017/0094Mobile recycling devices, e.g. devices installed in truck trailers B29B17/02Separating plastics from other materials B29B2017/0203Separating plastics from plastics B29B17/0206Selectively separating reinforcements from matrix material by destroying the interface bound before disintegrating the matrix to particles or powder, e.g. from tires or belts B29B17/021using local heating of the reinforcement B29B2017/0213Specific separating techniques B29B2017/0217Mechanical separating techniques; devices therefor B29B2017/022Grippers, hooks, piercing needles, fingers, e.g. mounted on robots B29B2017/0224Screens, sieves B29B2017/0227Vibratory or shaking tables B29B2017/0231Centrifugating, cyclones B29B2017/0234using gravity, e.g. separating by weight differences in a wind sifter B29B2017/0237using density difference B29B2017/0241in gas, e.g. air flow B29B2017/0244in liquids B29B2017/0248Froth flotation, i.e. wherein gas bubbles are attached to suspended particles in an aerated liquid B29B2017/0251Hydropulping for converting the material under the influence of water into a slurry, e.g. for separating laminated plastic from paper B29B2017/0255using different melting or softening temperatures of the materials to be separated B29B2017/0258using heated surfaces for selective softening or melting of at least one plastic ingredient B29B2017/0262using electrical caracteristics B29B2017/0265Electrostatic separation B29B2017/0268Separation of metals B29B2017/0272Magnetic separation B29B2017/0275using chemical sensors, e.g. analysing gasified constituents B29B2017/0279Optical identification, e.g. cameras or spectroscopy B29B2017/0282using information associated with the materials, e.g. labels on products B29B2017/0286Cleaning means used for separation B29B2017/0289Washing the materials in liquids B29B2017/0293Dissolving the materials in gases or liquids B29B2017/0296Dissolving the materials in aqueous alkaline solutions, e.g. NaOH or KOH B29B17/04Disintegrating plastics, e.g. by millingB29B9/02, B29B11/02, B29B13/10, B29B17/02 take precedence B29B17/0404to powder B29B17/0408using cryogenic systems B29B17/0412to large particles, e.g. beads, granules, flakes, slices B29B2017/0416Cooling the plastics before disintegration, e.g. freezing B29B2017/042Mixing disintegrated particles or powders with other materials, e.g. with virgin materials B29B2017/0424Specific disintegrating techniques; devices therefor B29B2017/0428Jets of high pressure fluid B29B2017/0432Abrasive blasting, i.e. the jets being charged with abrasives B29B2017/0436Immersion baths B29B2017/044Knives B29B2017/0444Cutting wires, e.g. vibrating wires B29B2017/0448Cutting discs B29B2017/0452the discs containing abrasives B29B2017/0456Pressing tools with calibrated openings, e.g. in sizing plates, for disintegrating solid materials B29B2017/046Extruder as pressing tool with calibrated die openings for forming and disintegrating pasty or melted material B29B2017/0464Solid state shear extrusion pulverisation B29B2017/0468Crushing, i.e. disintegrating into small particles B29B2017/0472Balls or rollers in a container B29B2017/0476Cutting or tearing members, e.g. spiked or toothed cylinders or intermeshing rollers B29B2017/048Cutter-compactors, e.g. of the EREMA type B29B2017/0484Grinding tools, roller mills or disc mills B29B2017/0488Hammers or beaters B29B2017/0492Projecting the material on stationary or moving impact surfaces or plates B29B2017/0496Pyrolysing the materials