CN101010437B - 处理动物毛皮的方法 - Google Patents
处理动物毛皮的方法 Download PDFInfo
- Publication number
- CN101010437B CN101010437B CN2004800267426A CN200480026742A CN101010437B CN 101010437 B CN101010437 B CN 101010437B CN 2004800267426 A CN2004800267426 A CN 2004800267426A CN 200480026742 A CN200480026742 A CN 200480026742A CN 101010437 B CN101010437 B CN 101010437B
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- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 65
- 230000008569 process Effects 0.000 title claims abstract description 13
- 241001465754 Metazoa Species 0.000 title abstract description 7
- 239000002904 solvent Substances 0.000 claims abstract description 109
- 238000005238 degreasing Methods 0.000 claims abstract description 39
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000000605 extraction Methods 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 239000000284 extract Substances 0.000 claims description 18
- 239000012298 atmosphere Substances 0.000 claims description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 235000019687 Lamb Nutrition 0.000 claims description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 239000007791 liquid phase Substances 0.000 claims description 5
- 239000011877 solvent mixture Substances 0.000 claims description 5
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 4
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 claims description 4
- 239000012071 phase Substances 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical group CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 2
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 claims description 2
- 150000008282 halocarbons Chemical class 0.000 claims description 2
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 claims description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims description 2
- 229940090181 propyl acetate Drugs 0.000 claims description 2
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 150000005826 halohydrocarbons Chemical class 0.000 claims 1
- 230000035924 thermogenesis Effects 0.000 claims 1
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 abstract description 11
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 abstract description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract description 7
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 abstract description 5
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003925 fat Substances 0.000 description 30
- 238000005516 engineering process Methods 0.000 description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 7
- 210000004209 hair Anatomy 0.000 description 7
- 239000010985 leather Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000005086 pumping Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 235000013372 meat Nutrition 0.000 description 5
- 238000005303 weighing Methods 0.000 description 5
- 241001494479 Pecora Species 0.000 description 4
- 150000002632 lipids Chemical class 0.000 description 4
- 238000010926 purge Methods 0.000 description 4
- 210000002268 wool Anatomy 0.000 description 4
- 206010013786 Dry skin Diseases 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000037336 dry skin Effects 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000005554 pickling Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 2
- 241000283707 Capra Species 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- -1 fatty alcohol alkoxy compound Chemical class 0.000 description 2
- 150000002191 fatty alcohols Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 238000001159 Fisher's combined probability test Methods 0.000 description 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- 241000282898 Sus scrofa Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005108 dry cleaning Methods 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002481 rotproofing Substances 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C1/00—Chemical treatment prior to tanning
- C14C1/08—Deliming; Bating; Pickling; Degreasing
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C1/00—Chemical treatment prior to tanning
Abstract
Description
Claims (15)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03078900 | 2003-12-17 | ||
EP03078900.2 | 2003-12-17 | ||
US54817404P | 2004-03-01 | 2004-03-01 | |
US60/548,174 | 2004-03-01 | ||
PCT/EP2004/014155 WO2005059184A2 (en) | 2003-12-17 | 2004-12-09 | Process for treating animal skins |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101010437A CN101010437A (zh) | 2007-08-01 |
CN101010437B true CN101010437B (zh) | 2010-06-16 |
Family
ID=34702343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800267426A Expired - Fee Related CN101010437B (zh) | 2003-12-17 | 2004-12-09 | 处理动物毛皮的方法 |
Country Status (23)
Country | Link |
---|---|
US (2) | US20060248654A1 (zh) |
EP (1) | EP1694873B1 (zh) |
JP (1) | JP4555831B2 (zh) |
KR (1) | KR100763118B1 (zh) |
CN (1) | CN101010437B (zh) |
AR (1) | AR049859A1 (zh) |
AT (1) | ATE380255T1 (zh) |
AU (1) | AU2004298533B8 (zh) |
BR (1) | BRPI0414417B1 (zh) |
CA (1) | CA2551029C (zh) |
CY (1) | CY1107891T1 (zh) |
DE (1) | DE602004010548T2 (zh) |
DK (1) | DK1694873T3 (zh) |
ES (1) | ES2297519T3 (zh) |
HK (1) | HK1102831A1 (zh) |
MA (1) | MA28043A1 (zh) |
NO (1) | NO339023B1 (zh) |
NZ (1) | NZ545567A (zh) |
PL (1) | PL1694873T3 (zh) |
PT (1) | PT1694873E (zh) |
RU (1) | RU2322510C1 (zh) |
SI (1) | SI1694873T1 (zh) |
WO (1) | WO2005059184A2 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006058382A1 (en) * | 2004-12-02 | 2006-06-08 | Bio Extracts Holdings Pty Ltd | Extraction method |
NZ547429A (en) | 2006-05-24 | 2009-09-25 | Ind Res Ltd | Extraction of highly unsaturated lipids with liquid dimethyl ether |
AU2013257434B2 (en) * | 2006-05-24 | 2016-05-05 | Callaghan Innovation | Extraction of highly unsaturated lipids with liquid dimethyl ether |
ES2308951B1 (es) * | 2008-06-26 | 2010-01-08 | Proindu Innovacion, S.L. | Procedimiento de fabricacion de una masa colagenica de origen animal con contenido reducido de grasa. |
JP5250382B2 (ja) * | 2008-10-24 | 2013-07-31 | 省二 奥海 | 皮なめしの前処理方法及び皮なめし方法 |
WO2010070571A2 (en) * | 2008-12-17 | 2010-06-24 | Asociacion De Investigacion De Las Industrias Del Curtido Y Anexas | Procedure for the tanning of skins, material obtained during said procedure and device |
JP5328547B2 (ja) * | 2009-07-31 | 2013-10-30 | 一般財団法人電力中央研究所 | 有機物の抽出方法、有機物の製造方法、有機物抽出装置組立体、湿潤材料の処理方法 |
KR101353233B1 (ko) | 2012-03-22 | 2014-01-20 | 서울대학교산학협력단 | 디메틸 에테르를 추출 용매로 사용하는 고분자 정제 방법 및 그 장치 |
RU2554467C1 (ru) * | 2014-01-16 | 2015-06-27 | Виталий Викторович Степанов | Способ выделения белка и жира из коллагенсодержащего сырья |
IT202100009920A1 (it) * | 2021-04-20 | 2022-10-20 | Leather Plus S R L | Metodo di trattamento funzionalizzante del pellame per il miglioramento delle proprietà elastiche. |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1548947A (en) * | 1975-04-17 | 1979-07-18 | Stockhausen & Cie Chem Fab | Phosphate ester treatment of leather and skins |
CN1150197A (zh) * | 1995-11-10 | 1997-05-21 | 徐云路 | 皮革彩色印染的方法 |
US6491730B1 (en) * | 1999-07-20 | 2002-12-10 | Micell Technologies, Inc. | Pre-treatment methods and compositions for carbon dioxide dry cleaning |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2158627A (en) * | 1938-03-25 | 1939-05-16 | Ninol Inc | Treatment of hides, skins, and leather |
US3444625A (en) * | 1966-02-02 | 1969-05-20 | Swift & Co | Leather dehydration in a falling film dehydrator |
NL6816068A (en) | 1968-11-11 | 1970-05-13 | Degreasing hides | |
GB1237929A (zh) | 1968-11-18 | 1971-07-07 | ||
GB1237928A (zh) | 1968-11-18 | 1971-07-07 | ||
US3795750A (en) | 1973-03-02 | 1974-03-05 | Chevron Res | Method of simultaneously defatting,dehydrating,and eliminating bacteria from foodstuffs |
US4069351A (en) * | 1976-02-05 | 1978-01-17 | Asahi Kasei Kogyo Kabushiki Kaisha | Extracting foods with a dimethyl ether-water mixture |
DE2522902C3 (de) | 1975-05-23 | 1979-12-13 | Chemische Fabrik Stockhausen & Cie, 4150 Krefeld | Verfahren zum gleichzeitigen Weichen, Reinigen und Entfetten von RohfeUen |
JPS609770B2 (ja) * | 1977-11-16 | 1985-03-13 | 旭化成株式会社 | 脱コレステロ−ル脱脂卵粉末の製造法 |
DE2930342A1 (de) * | 1979-07-26 | 1981-02-19 | Roehm Gmbh | Verbessertes verfahren zur herstellung von leder |
BR8201797A (pt) * | 1981-04-01 | 1983-03-01 | Nissan Chemical Ind Ltd | Metodo de eliminacao de fungos formados cm couro cru |
DE3312840A1 (de) | 1983-04-09 | 1984-10-11 | Röhm GmbH, 6100 Darmstadt | Verfahren zur nassentfettung von hautmaterial |
DE3704465C2 (de) | 1987-02-13 | 1995-11-02 | Roehm Gmbh | Flüssig-Formulierungen von Enzymen |
US5391784A (en) * | 1987-05-22 | 1995-02-21 | Chemische Fabrik Stockhausen Gmbh | Liquid or flowable derivatives of natural fats and oils a process for their production and their use |
DE3812454A1 (de) | 1988-04-14 | 1989-10-26 | Shell Int Research | Entfettungsfluessigkeit |
JPH02123200A (ja) | 1988-10-31 | 1990-05-10 | Hyogo Pref Gov | 鞣製方法 |
DE4009805C1 (zh) | 1990-03-27 | 1991-12-05 | Dr. Th. Boehme Kg Chem. Fabrik Gmbh & Co, 8192 Geretsried, De | |
US5306435A (en) * | 1991-07-11 | 1994-04-26 | Nihon Junyaku Co., Ltd. | Treating agent composition for leather, for fibrous materials |
US5525120A (en) * | 1992-03-12 | 1996-06-11 | Henkel Kommanditgesellschaft Auf Aktien | Degreasing process |
US5612303B1 (en) | 1993-06-15 | 2000-07-18 | Nitto Chemical Industry Co Ltd | Solvent composition |
US5503754A (en) | 1993-11-10 | 1996-04-02 | Henkel Corporation | Wet treatment of leather hides |
AUPM761094A0 (en) | 1994-08-23 | 1994-09-15 | Tanning Technologies Pty Ltd | Treatment of hides |
DE19611076C1 (de) | 1996-03-21 | 1997-10-16 | Zschimmer & Schwarz Gmbh & Co | Mittel zur Entfettung von Häuten, Fellen, Ledern und Pelzen |
DE19625984C2 (de) | 1996-06-28 | 1999-07-29 | Stockhausen Chem Fab Gmbh | Wäßrige Polymerdispersionen, Verfahren zu ihrer Herstellung und ihre Verwendung in der Lederherstellung |
US6092301A (en) * | 1998-11-13 | 2000-07-25 | Komanowsky; Michael | Microwave drying of hides under vacuum in tanning equipment |
DE10005669A1 (de) | 2000-02-09 | 2001-08-23 | Boehme Chem Fab Kg | Verfahren zum Entfetten von Fellen |
US6395040B1 (en) | 2000-04-28 | 2002-05-28 | Wolverine World Wide, Inc. | Process for producing leather |
WO2005004928A2 (en) * | 2003-04-04 | 2005-01-20 | W.R. Grace & Co.-Conn. | Porous particulate collagen sponges |
DE10353746A1 (de) * | 2003-11-17 | 2005-06-09 | Basf Ag | Verfahren zum Entfernen von Hornsubstanzen aus Häuten toter Tiere |
-
2004
- 2004-12-09 JP JP2006544299A patent/JP4555831B2/ja not_active Expired - Fee Related
- 2004-12-09 EP EP04803791A patent/EP1694873B1/en active Active
- 2004-12-09 CA CA2551029A patent/CA2551029C/en active Active
- 2004-12-09 NZ NZ545567A patent/NZ545567A/en not_active IP Right Cessation
- 2004-12-09 WO PCT/EP2004/014155 patent/WO2005059184A2/en active IP Right Grant
- 2004-12-09 PL PL04803791T patent/PL1694873T3/pl unknown
- 2004-12-09 ES ES04803791T patent/ES2297519T3/es active Active
- 2004-12-09 US US10/569,608 patent/US20060248654A1/en not_active Abandoned
- 2004-12-09 CN CN2004800267426A patent/CN101010437B/zh not_active Expired - Fee Related
- 2004-12-09 KR KR1020067014202A patent/KR100763118B1/ko active IP Right Grant
- 2004-12-09 RU RU2006121461/12A patent/RU2322510C1/ru active
- 2004-12-09 PT PT04803791T patent/PT1694873E/pt unknown
- 2004-12-09 DK DK04803791T patent/DK1694873T3/da active
- 2004-12-09 DE DE602004010548T patent/DE602004010548T2/de active Active
- 2004-12-09 SI SI200430603T patent/SI1694873T1/sl unknown
- 2004-12-09 BR BRPI0414417-1A patent/BRPI0414417B1/pt not_active IP Right Cessation
- 2004-12-09 AU AU2004298533A patent/AU2004298533B8/en not_active Ceased
- 2004-12-09 AT AT04803791T patent/ATE380255T1/de active
- 2004-12-15 AR ARP040104681A patent/AR049859A1/es active IP Right Grant
-
2006
- 2006-03-02 NO NO20061031A patent/NO339023B1/no not_active IP Right Cessation
- 2006-03-16 MA MA28878A patent/MA28043A1/fr unknown
-
2007
- 2007-09-03 HK HK07109532.9A patent/HK1102831A1/xx not_active IP Right Cessation
-
2008
- 2008-02-18 CY CY20081100201T patent/CY1107891T1/el unknown
-
2009
- 2009-06-04 US US12/478,651 patent/US8308821B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1548947A (en) * | 1975-04-17 | 1979-07-18 | Stockhausen & Cie Chem Fab | Phosphate ester treatment of leather and skins |
CN1150197A (zh) * | 1995-11-10 | 1997-05-21 | 徐云路 | 皮革彩色印染的方法 |
US6491730B1 (en) * | 1999-07-20 | 2002-12-10 | Micell Technologies, Inc. | Pre-treatment methods and compositions for carbon dioxide dry cleaning |
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