| Patents for D01B 3 - Mechanical removal of impurities from animal fibres (303) |
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| 11/25/1998 | EP0879905A1 Method and apparatus for the detection and removal of foreign substances in fibre material |
| 11/04/1998 | EP0874922A1 Wool scouring |
| 10/14/1998 | CN1040238C Animal fibre treating apparatus and process |
| 10/13/1998 | US5819373 Apparatus and method for recognizing and separating foreign bodies from fiber in a fiber processing machine |
| 09/16/1998 | EP0832316A4 Fiber and fiber products produced from feathers |
| 08/11/1998 | US5791489 Apparatus for separating foreign bodies from a fiber tuft stream |
| 07/22/1998 | CN1188520A Fiber and fiber products produced from feathers |
| 06/09/1998 | US5761771 Apparatus for detecting and separating foreign bodies from a fiber tuft flow |
| 04/01/1998 | EP0832316A1 Fiber and fiber products produced from feathers |
| 02/25/1998 | EP0824607A1 Process and device for detecting and removing foreign substances in and from fibre material |
| 01/06/1998 | US5705030 Washing feathers, removal of solvent and removal of fibers |
| 09/18/1997 | WO1997034031A1 Backwashing of partially processed wool |
| 07/24/1997 | WO1997026394A1 Wool scouring |
| 07/08/1997 | US5646405 Method of detecting contaminants in cotton fibers |
| 06/25/1997 | EP0780499A2 Sector cylinder |
| 04/30/1997 | CN1034746C Chemical modification for yak hair |
| 04/24/1997 | DE3448564C2 Fibre bale scanner |
| 02/25/1997 | US5606113 Acoustic methods to monitor sliver linear density and yarn strength |
| 12/12/1996 | WO1996039551A1 Fiber and fiber products produced from feathers |
| 11/14/1996 | WO1996035831A1 Process and device for detecting and removing foreign substances in and from fibre material |
| 11/07/1996 | DE19537846A1 Fibre flocking coarse cleaning appts. - has airstream to carry flocking through channel with optical sensor system and separator for detected foreign matter |
| 11/07/1996 | DE19516569A1 Fibre flocking cleaning station |
| 11/07/1996 | DE19516568A1 Fibre flocking cleaning station |
| 09/10/1996 | US5553356 Device for detecting extraneous conducting bodies in fibre bales |
| 06/06/1996 | WO1996017115A1 Scouring system for wool |
| 04/17/1996 | CN1120606A Chemical modification for yak hair |
| 02/28/1996 | EP0678126A4 Method and apparatus for cleaning textile fibres or other materials. |
| 02/21/1996 | CN1031074C Animal hair solvent treatment process |
| 02/06/1996 | US5489028 Method of removing foreign material from a row of fiber bales and a bale opening machine therefor |
| 02/01/1996 | WO1996002690A1 Process and plant for cleaning wool |
| 01/17/1996 | EP0692557A1 Improved device for detecting extraneous conducting bodies in fibre bales processed in bale opening machines |
| 11/29/1995 | CN1030371C Pressing, boiling and forming technology for bristles |
| 11/09/1995 | DE4415959A1 Separation of metal particles from fibres |
| 10/25/1995 | EP0678126A1 Method and apparatus for cleaning textile fibres or other materials |
| 07/06/1995 | WO1995018252A1 Fiber and fiber products produced from feathers |
| 02/22/1995 | EP0639663A1 Method and apparatus for the treatment of foreign bodies during the ball opening |
| 11/30/1994 | CN1095770A Goat hair modifying treatment technique |
| 08/31/1994 | CN2175768Y Cashmere roller combing machine |
| 07/21/1994 | WO1994016126A1 Method and apparatus for cleaning textile fibres or other materials |
| 07/13/1994 | CN1089313A Pressurizing and boiling technology for shaping bristles |
| 06/29/1994 | EP0603662A1 Apparatus for continuous washing of soiled, fat-containing wool |
| 03/03/1994 | DE4322345A1 Filtering out particles from stream of material in pneumatic conveyor - using sensor detecting speed and mass flow of metal particles and activating downstream filter for controlled time interval |
| 02/22/1994 | US5287599 For separating foreign matter from a stream of textile fibers |
| 01/27/1994 | DE4223692A1 Identification of foreign matter in flow of raw cotton - uses beating surface for oscillations to be registered and their signals evaluated |
| 10/28/1993 | DE4304890A1 Detecting measurement parameter of textiles fibres e.g. cotton flowing in pipe - separating ideal transport flow into ideal measurement flows of smaller cross=section and recombining. |
| 09/29/1993 | CN1076738A Manufacture method of regenerated wool |
| 07/07/1993 | CN1073995A Anti-moth technology for camel hair |
| 07/01/1993 | DE4143212A1 Spinner yarn break monitor - has sender-receiver assembly to check gap between them and can be tested |
| 04/27/1993 | US5205019 Apparatus for separating metal bodies from a textile fiber stream |
| 04/21/1993 | CN1071208A Animal fibre apparatus and process |
| 03/31/1993 | EP0534026A1 Animal fibre processing |
| 02/10/1993 | CN1068862A Process for producing yingzi underfleece from yingzi wool |
| 12/29/1992 | US5173995 Process and device for feeding a material in fibre form in a machine for preparing said material for the subsequent spinning, in particular an opener |
| 10/14/1992 | CN1065298A Production of tussah silk fibre |
| 09/16/1992 | CN1018267B Method and equipment for recognizing unwanted material in textile fibres |
| 09/01/1992 | US5143485 Transport air control |
| 07/01/1992 | CN1062384A Method for treating low-grade wool of inferior sheep |
| 06/30/1992 | US5125514 Recognizing unwanted material in textile fibers |
| 06/23/1992 | US5123144 Method and apparatus for establishing whether fiber material is contaminated with foreign objects |
| 02/25/1992 | US5090864 Method of opening fiber bales |
| 09/25/1991 | CN1054805A Non-damage carding method of goat hair |
| 09/18/1991 | CN1013966B Mfg. process for soft feather filler |
| 07/10/1991 | EP0436250A1 Process and device for feeding a material in fibre form in a machine for preparing said material for the subsequent spinning, in particular an opener |
| 06/13/1991 | DE3940524A1 Carrier air control |
| 03/27/1991 | EP0378616A4 Animal hair solvent treatment process |
| 03/06/1991 | EP0414961A2 Apparatus for detecting extraneous matter in raw cotton |
| 02/13/1991 | EP0412447A1 Method and apparatus for controlling fibre material contaminated with foreign matter |
| 12/20/1990 | DE3919744A1 Carrier air control |
| 12/19/1990 | EP0402941A1 Transport air control |
| 12/18/1990 | US4977645 Apparatus for removing foreign metal bodies from a fiber transporting duct |
| 11/21/1990 | CN1047120A Technology for wool scouring, fearnaughting and carding |
| 11/06/1990 | US4967448 Cottonseed processing apparatus |
| 08/01/1990 | CN1044310A Down stripper for feathers |
| 08/01/1990 | CN1044309A Manufacturing process for soft feather filler |
| 07/25/1990 | EP0378616A1 Animal hair solvent treatment process |
| 06/27/1990 | CN2058681U Vibrating small-size machine for washing or scouring wool fibres |
| 06/13/1990 | EP0372038A1 Animal hair treatment process |
| 06/06/1990 | EP0371334A2 Process and apparatus for the treatment of animal hair, feathers or vegetable fibres |
| 05/23/1990 | CN1008126B Charcoal-cleaning technology of wool |
| 05/09/1990 | CN1041979A Recognizing unwanted material in textile fibres |
| 05/03/1990 | DE3929667A1 Air ducting for fibrous raw materials - comprising diversion facility for automatic removal of dangerous or objectionable particles |
| 04/25/1990 | EP0364786A1 Identification of foreign matter in textile fibres |
| 03/07/1990 | CN1040229A Animal hair solvent treatment process |
| 02/14/1990 | CN1039630A Animal hair treatment process |
| 12/14/1989 | WO1989012121A1 Animal hair solvent treatment process |
| 11/30/1989 | WO1989011557A1 Animal hair treatment process |
| 09/20/1989 | CN2044605U Woollen impurity eliminator |
| 07/19/1989 | CN2041319U Jet rotation type cleaning machine for feather and down |
| 06/20/1989 | US4839943 Apparatus for detecting foreign bodies in a fiber tuft mass |
| 02/21/1989 | US4805266 Apparatus for detecting foreign bodies in a mass of textile fibers |
| 11/30/1988 | CN88104020A New charcoal-cleaning technology of wool |
| 10/05/1988 | EP0285602A1 Method and apparatus for detecting and removing foreign matter from raw cotton |
| 11/24/1987 | US4707887 Apparatus for detecting foreign bodies, such as pieces of metal or the like, in textile fiber bales |
| 03/25/1987 | CN86204797U Wool-washing cylinder |
| 04/16/1985 | US4510646 Device for control of conductive materials in bale-breaker machines |
| 02/14/1984 | US4431530 Apparatus for extracting foreign bodies and heavy parts from fiber material |
| 08/10/1982 | US4343619 Method of preparing a scoured animal hair material |
| 09/30/1980 | US4224849 Device for detection of metal in a moved strand |
| 10/16/1979 | US4171262 Apparatus for eliminating metallic contaminations from a fibre transporting duct in spinning preparation |
| 09/18/1979 | US4168143 Process and apparatus for the purification and re-use of wool-scouring liquors |