| Patents for C14C 1 - Treating skins or hides with chemicals, enzymes or micro-organisms prior to tanning (1,091) |
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| 09/28/2011 | CN102199675A Clean process for producing leather by using sturgeon skin |
| 09/21/2011 | CN102191341A Method for preparing deliming agent |
| 09/15/2011 | US20110223220 Dispersions of encapsulated particles and methods for their production and use |
| 09/14/2011 | CN201971844U 一种转鼓 One kind of drum |
| 09/14/2011 | CN102181587A Method for combining and tanning THP salt-Laponite |
| 09/01/2011 | WO2011104630A1 Enzymes from conidiobolus brefeldianus and process for preparation thereof |
| 08/31/2011 | CN102168153A Processing method of seawater-proof vamp leather |
| 08/23/2011 | US8002846 Method for manufacturing protein filling agent for leather utilizing animal hairs |
| 08/18/2011 | US20110197376 Stable Personal Care Article |
| 08/17/2011 | CN102154530A Internal circulating device for solution in rotary drum during leather production |
| 08/03/2011 | CN201915107U 木转鼓结构 Wooden bowl structure |
| 07/27/2011 | EP2347017A1 Methods of preserving hides |
| 07/27/2011 | CN201908096U Ultrasonic wave fur wet processing device |
| 07/27/2011 | CN102134619A Buffalo hide leather treating method |
| 07/27/2011 | CN102134618A Cow leather without sulfide residues and low-temperature enzyme unhairing preparation process thereof |
| 07/27/2011 | CN102132704A Efficient sterilization crosslinking agent and method of for preparing hygienic sterilization product by using efficient sterilization crosslinking agent |
| 07/20/2011 | CN102127604A Tannin-laponite chromium-free combined tanning method for manufacturing leather |
| 07/06/2011 | CN102115797A Wood rotary drum structure |
| 06/29/2011 | CN102108425A Mink skin decolorization improving technique |
| 06/09/2011 | WO2011067780A1 An apparatus and method of preservation of animal skins/ hides |
| 06/01/2011 | CN102080134A Manufacturing process of semi-vegetable tanned wrinkled leather of cow leather |
| 05/25/2011 | CN102071268A Dry hair-saving unhair treatment method of raw hide |
| 05/11/2011 | CN102051420A Rotary drum for improving internal baffle plate structure of drum body in leather production |
| 05/11/2011 | CN102051419A Dyeing and retanning tanning process |
| 05/05/2011 | DE10060246B4 Verfahren zur Verarbeitung von Tiermehlen und tierischen Hautresten zur Herstellung von Lederfaser-Verbundwerkstoffen unter Zusatz von Chromfalzspänen (CFS) und mineralischen Fasern ( TLV-Verfahren ) A method of processing animal meal and animal skin residues for the production of leather fiber composites with addition of chromium shavings (CFS) and mineral fibers (TLV) method |
| 05/04/2011 | CN102041328A Ultrasonic fur wet processing device and fur processing method thereof |
| 05/04/2011 | CN102041321A Leather manufacturing process by pickling and tanning salt-free and chrome-free recycled waste liquid |
| 04/20/2011 | CN102021253A Rotating drum |
| 04/13/2011 | CN102010917A Ammonia nitrogen-free leather-making deliming agent and preparation method thereof |
| 03/30/2011 | CN101993958A Method for recycling waste tanning liming liquid |
| 03/16/2011 | CN101985667A Beaver rabbit fur treatment process for clothes |
| 03/02/2011 | CN101982548A Environment-purifying and pollution-preventing method and device for manufacturing fur coats from goose down fur |
| 03/02/2011 | CN101982547A Light-proof and sweat-proof leathers for steering wheels |
| 02/16/2011 | EP2284285A1 Topcoat |
| 01/19/2011 | CN101948938A Fur tanning process without salt and acid |
| 01/12/2011 | CN101942532A Processing technology of chromium composited tan cutting broad woolskin |
| 01/12/2011 | CN101942531A Deep processing technology for imitating high-grade sheep shearing product with improved sheep skin |
| 01/11/2011 | US7867289 Cold wax depilatory composition and related process |
| 12/29/2010 | CN101928791A Tanning process for deashing and softening by indefinitely recycling waste liquor |
| 12/29/2010 | CN101928790A Fur depilating agent |
| 12/29/2010 | CN101928789A Raw skin preservative |
| 12/29/2010 | CN101928788A Raw hide storage agent |
| 12/22/2010 | CN101921882A Energy-saving and environmental-protection method for tanning raccoon fur |
| 12/22/2010 | CN101921881A Novel process for recycling waste leather-making liquid step by step |
| 12/15/2010 | CN101914637A Chrome-tanned, water-dyed and polished leather manufacturing method |
| 11/17/2010 | EP1817434B1 Chemical treatment of animal skins |
| 11/17/2010 | CN101886147A Natural leather production method for reducing content of ammonia and nitrogen in water bath |
| 11/17/2010 | CN101886146A Soaking process and equipment during leather processing |
| 11/11/2010 | US20100286205 Wound care formulation |
| 10/27/2010 | CN101871022A Method for improving flexibility of yak decorative fur/leather cutis plate by acid swelling and splitting |
| 10/21/2010 | US20100263135 Process for permanent body epilation |
| 09/22/2010 | CN101839754A Method for weighing material in rotary drum on line in real time in leather processing process |
| 09/21/2010 | CA2473644C Calcification-resistant fixation |
| 09/15/2010 | CN101037407B Method for the production of bisepoxides and dithiols |
| 08/25/2010 | CN101812550A Environment-friendly leather making process for automotive seat cushion leather |
| 08/19/2010 | WO2010070571A3 Procedure for the tanning of skins, material obtained during said procedure and device |
| 08/11/2010 | CN101798605A Energy saving and emission reduction method for retanning and dyeing high-strength cow split leather furniture |
| 08/11/2010 | CN101798604A Method for preparing leather through hair-saving unhairing |
| 07/28/2010 | CN201534845U 带鼓门的便于使用者入皮的水平式螺旋转鼓 Facilitates the user with a drum door into horizontal spiral drum skin |
| 07/13/2010 | US7753964 pretanning animal hide with chromium-free tanning agent selected from an aldehyde tanning agent, an isocyanate an aluminum salt, an oxazolidine and tetrakishydroxymethylphosphonium chloride; pretanning is effected with the additional use of a clay mineral e.g.phyllosilicates; storage stability |
| 07/07/2010 | CN101768646A Method and device for preparing goose velour leather |
| 06/30/2010 | CN101760569A Leather making bio-pretreatment method |
| 06/24/2010 | WO2010070571A2 Procedure for the tanning of skins, material obtained during said procedure and device |
| 06/23/2010 | CN201512541U Fur washing rotary drum |
| 06/23/2010 | CN1836920B Sturgeon leather painting and making method therefor |
| 06/23/2010 | CN101376913B Attapulite powdery animal depilating agent |
| 06/16/2010 | CN101010437B Process for treating animal skins |
| 06/09/2010 | CN201501883U Horizontal spiral rotating drum with braking device |
| 06/09/2010 | CN101235422B Animal fur complex enzyme depilatory and application thereof |
| 06/09/2010 | CN101235421B Animal fur clean depilation and fur fiber loosing method for preparing leather and application thereof |
| 05/19/2010 | CN101050476B Method for producing material of leather of far infrared, warm, health care dress |
| 05/12/2010 | CN201459152U Horizontal screw drum favorable for user in observing and testing skin and liquid in drum |
| 05/06/2010 | US20100112663 Enzymatic Treatment of Skin and Hide Degreasing |
| 04/28/2010 | EP2179065A1 Method of preserving hides and skins |
| 04/22/2010 | WO2010043709A1 Enzymatic treatment for the leather process |
| 04/22/2010 | WO2010043026A1 Methods of preserving hides |
| 04/22/2010 | US20100095464 Methods of preserving hides |
| 04/22/2010 | CA2740378A1 Methods of preserving hides |
| 04/21/2010 | CN101696456A Method for raising thermal denaturation temperature of hide and hide powder through THP salt-nano clay combination tannage |
| 03/17/2010 | CN101671750A Tanning method of less-bath pickled high-absorption chromium salt |
| 03/03/2010 | EP0991783B1 Use of a composition containing 2-mercaptopyridine-N-oxide |
| 02/18/2010 | WO2010018156A1 Liquid preparations of phenolic active ingredients |
| 02/10/2010 | CN101643798A Novel auxiliary agent for leather pickling procedure |
| 02/10/2010 | CN101643797A Novel auxiliary agent for blue leather wetting |
| 02/03/2010 | CN101641453A Method of preserving hides and skins |
| 01/20/2010 | CN101629218A Water-soluble self-emulsifying coupled modified silicone oil composite and application in pickling, tanning and dyeing of leather making |
| 01/06/2010 | CN201376970Y Equipment used for tanning leather/fur |
| 12/16/2009 | EP2132292A2 An enzymatic treatment of skin and hide degreasing |
| 12/16/2009 | CN101603100A Method for tanning leather by combing amino terminal tree-like branching object with Tetrakis(hydroxymethyl)phosphoniumsulfate (THPS) |
| 12/16/2009 | CN101603099A Energy-saving and environment-friendly fine deep processing method for beaver rabbit skin |
| 12/03/2009 | US20090293201 Process for treating animal skins |
| 10/28/2009 | EP1161565B1 Use of superabsorbent polymers for treating raw skins, corresponding compositions and methods and resulting treated skins |
| 09/09/2009 | CN101525672A Giant salamander leather production method and product thereof |
| 09/09/2009 | CN101525609A Composite soaking enzyme preparation |
| 09/03/2009 | WO2009105859A1 Method of preserving hides and skins |
| 09/02/2009 | CN101519702A Polyhydroxyalkylphosphine-organosilicone tanning agent, preparation and application thereof in fur tanning |
| 09/02/2009 | CN101519700A Method for manufacturing pig leather |
| 09/01/2009 | US7581415 Apparatus for feeding and discharging liquid contents in a fulling vat for the treatment of hides and skins |
| 08/29/2009 | CA2669051A1 Method of preserving hides and skins |
| 08/26/2009 | EP1056346B1 Method and system for processing waste products generated in an animal dehairing operation |