| Patents for C14B 1 - Manufacture of leather; Machines or devices therefor (1,705) |
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| 11/12/1992 | DE4214937A1 Animal hide conveyor - has split angled conveyor belts in upper and lower belt assembly to spread hide laterally while moving |
| 11/05/1992 | DE4114102A1 Leather stamping and embossing appts. |
| 11/04/1992 | EP0511686A2 Artificial bone and method for making it |
| 10/08/1992 | DE4103632A1 Machine with energy output twice its energy input - consists of tube filled with water which is rotated about its centre point |
| 09/30/1992 | EP0505666A1 A machine for rolling leather into roll form |
| 09/30/1992 | CN1064894A Machine with multiple beating plates for softening and stretching industrial hides and the like |
| 09/23/1992 | EP0504579A1 Machine with multiple beating plates for softening and stretching industrial hides and the like |
| 09/02/1992 | EP0501565A1 Process for pressing, dehumidification and conditioning of soaked hides and continuously operating machine for execution of this process |
| 08/19/1992 | CN2113277U Structure device for steam type softening leather machine |
| 07/22/1992 | EP0495354A1 Device for treating fabric-like workpieces, in particular of leather or the like |
| 07/22/1992 | CN1062926A Process for tanning embossed ox leather using chromium and its products |
| 07/15/1992 | CN2110021U Leather drying machine |
| 06/25/1992 | WO1992010592A1 Facility for treating leather, pelts, furs and the like |
| 06/24/1992 | EP0485449A4 Wool cutting or shearing unit |
| 06/11/1992 | DE4039251A1 Einrichtung zum bearbeiten von leder, fellen, pelzen und aehnlichen materialien Means for working leather, skins, furs and similar materials |
| 06/09/1992 | US5119648 Machine for single-pass hide skiving |
| 05/20/1992 | EP0485449A1 Wool cutting or shearing unit |
| 05/06/1992 | CN2103563U Machine for skiving skins of leather |
| 04/15/1992 | CN2101680U Stretching under feeding ring roller in skiving skin machine |
| 03/18/1992 | CN2099133U Tanning drum |
| 03/15/1992 | CA2025412A1 Mold (barrel) for beaver skins |
| 03/04/1992 | CN2097838U Chain type vibration drawing machine |
| 03/04/1992 | CN2097837U Producing device of expansion leather |
| 02/22/1992 | CA2047774A1 Process for skin fleshing |
| 02/20/1992 | WO1992002643A1 A scraping apparatus |
| 02/05/1992 | EP0469433A1 Apparatus for applying a stamping (embossing) foil replica to a flexible web |
| 12/25/1991 | CN1015182B Technologic process for solving thoroughly the loosing face of the face leather of a cattlehide shoes |
| 11/20/1991 | CN1014801B Process for preparing goose down skin |
| 11/13/1991 | EP0455790A1 Continuous device for the processing of leather and similar materials |
| 10/31/1991 | WO1991016458A1 Process and device for obtaining a colour pattern on a leather item |
| 10/31/1991 | DE4010872A1 Embossing of leather for steering wheel covers - by applying thermoplastic layer locally on underside to stabilise pattern when leather is stitched under tension |
| 10/15/1991 | US5056239 Vacuum drying machine for tanned skins, with multiple work surfaces |
| 10/09/1991 | EP0451076A1 Method and means for the treatment of the skin of slaughter animals during the slaughtering process |
| 10/09/1991 | CN1055210A Prodn. process of jointless felt sheath |
| 10/02/1991 | DE4010820A1 Animal skin cleaning - uses controlled medium jet stream directed at angle at moving material |
| 10/02/1991 | DE4010816A1 Animal skin component separating - uses pressure jet stream of fluid medium directed at an angle to the surface |
| 09/24/1991 | US5050409 Method and apparatus for handling skins or hides |
| 07/31/1991 | CN2081842U Flashing machine for various kinds of skin or hide |
| 07/23/1991 | US5033206 Vacuum drying machine with multiple tables for industrial hides and similar products |
| 07/18/1991 | DE4101003A1 Automatically removing leather hide from rotary pigmenting machine - by suction applied from apertured and ribbed roller |
| 07/17/1991 | CN2080943U Precise splitting machine for leather |
| 07/03/1991 | CN2080069U Leather drying machine |
| 06/20/1991 | DE3838370A1 Vorrichtung zum trocknen von leder oder dergleichen Apparatus for drying leather or like |
| 06/19/1991 | EP0432300A1 Process for making split leather and its application |
| 06/13/1991 | WO1991008315A1 Continuous device for the processing of leather and similar materials |
| 06/12/1991 | CN1012824B Process for obtaining finished leathar part from elements of raw leather |
| 06/05/1991 | EP0266380B1 Vacuum drying machine for tanned skins, with multiple work surfaces |
| 05/29/1991 | EP0428638A1 Process and device for processing flat pieces of soft flexible materials |
| 05/21/1991 | US5016452 Method of transferring photographs to leather |
| 05/15/1991 | EP0427156A2 Skiving machine |
| 04/24/1991 | CN2075651U Leather prpducing large rotary drum with automatic close and open, and air seal drum door feature |
| 04/24/1991 | CN1050900A Method and machine for softening and stretching laminar products, particularly tanned hides |
| 04/17/1991 | EP0422494A1 Machine for softening and stretching laminar products, particularly tanned hides |
| 04/17/1991 | CN2075204U Extended quantity adjustor for leather drier |
| 03/27/1991 | CN2073879U Screw knife blade for processing leather |
| 03/20/1991 | EP0417685A2 Machine for single-pass hide skiving |
| 03/07/1991 | WO1991002821A1 Process and device for processing flat pieces of soft, flexible material |
| 03/06/1991 | CN1049683A Method and equipment for treating soft plus material |
| 02/28/1991 | DE3928095A1 Verfahren und einrichtung zum bearbeiten von weichflexiblen flachmaterialstuecken Method and device flachmaterialstuecken for working soft flexible |
| 02/21/1991 | WO1991002093A1 Wool cutting or shearing unit |
| 02/20/1991 | CN2071648U Dust-removal fur-back scraping and buffing machine |
| 02/19/1991 | US4993243 Fleshing tool |
| 01/29/1991 | US4987752 Hide skiving machine |
| 01/24/1991 | DE3922756A1 Band-knife machine with conveyor for handling material after cutting - in which conveyor is divided into sections which can move at different speeds to improve handling of variable materials |
| 12/27/1990 | EP0404659A1 Process and apparatus for treating animal skins |
| 12/26/1990 | CN2068099U Counter of leather wringing stretched machine |
| 11/28/1990 | CN1047343A Process and device for treating flexible material |
| 11/21/1990 | CN1010484B Tanning method for fowls'down (s) |
| 11/15/1990 | WO1990013671A1 Process and device for processing flat pieces of soft flexible materials |
| 11/15/1990 | DE3915042A1 Verfahren und einrichtugn zum bearbeiten von weichflexiblen flachmaterialstuecken Procedures and einrichtugn flachmaterialstuecken for working soft flexible |
| 11/14/1990 | EP0396697A1 Device for drying leather and the like |
| 09/20/1990 | DE3908220A1 Band knife splitting machine |
| 08/29/1990 | EP0384253A2 Process for stretching and drying skins at the end of the painting treatment |
| 08/29/1990 | EP0384196A1 Vacuum drying machine with multiple tables for industrial hides and similar products |
| 08/29/1990 | CN1044982A Vacuum drying machine with multiple tables for industrial hides and similar products |
| 08/22/1990 | CN2060779U Machine for treating leather surface |
| 08/08/1990 | EP0381031A2 Apparatus for stretching leather on a drying surface |
| 08/07/1990 | US4945736 Device for stretching hides, particularly for manufacturing furs and like |
| 06/27/1990 | CN2058679U Setting-out and stretching machine for manufacture of leather |
| 05/17/1990 | WO1990005196A1 Device for drying leather and the like |
| 05/16/1990 | EP0368769A1 Process and apparatus for handling skins or leathers |
| 05/16/1990 | EP0368233A2 Machine for perching leather |
| 04/26/1990 | DE3904136C1 Appliance for the pressing of fleece pelts |
| 04/25/1990 | EP0365068A1 Process and apparatus for stretching leather |
| 04/18/1990 | CN1041393A Process and equipment of leather stretching |
| 04/05/1990 | WO1990003448A1 A process and device for stretching leather |
| 03/22/1990 | DE3831491A1 Rotary hoop-knife splitting machine |
| 03/22/1990 | DE3831087A1 Leather-working appliance |
| 03/21/1990 | EP0359684A1 Sheet removal apparatus for a skin-splitting machine |
| 03/21/1990 | CN1040625A Treatment of skins and hides |
| 03/14/1990 | CN2054302U Portable electric polishing unit for leather products |
| 02/20/1990 | US4901542 Method and apparatus for increasing leather yield from tanned hides |
| 01/31/1990 | CN1039263A Method and apparatus for preparing goose down skin |
| 01/24/1990 | CN2051635U Furs processing machine |
| 01/17/1990 | EP0351379A2 Rolling machine for treating leather, skins and the like, avoiding the creation of waste at the borders |
| 01/17/1990 | EP0351010A2 Staking machine |
| 12/28/1989 | WO1989012698A1 Treatment of skins and hides |
| 12/26/1989 | US4888966 Throughfeed sammying press |
| 11/16/1989 | DE3815130A1 Device for advancing grinding discs of a rotation hoop knife splitting machine |
| 11/16/1989 | DE3815129A1 Guide device for a rotation hoop knife |