C14C 3/02

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
8822589 Method for the production of aqueous formulations, aqueous formulations, and the use thereofAug 08, 08Sep 02, 14BASF SE
8801804 Non-metal tanning processOct 05, 11Aug 12, 14STAHL INTERNATIONAL BV
8795389 Non metal tanningOct 05, 11Aug 05, 14STAHL INTERNATIONAL BV
8795390 Non metal tanningOct 25, 11Aug 05, 14STAHL INTERNATIONAL BV
8790416 Non-metal tanning processOct 05, 11Jul 29, 14STAHL INTERNATIONAL BV
7060105 Copper complex monazo dyes and their preparation and useSep 26, 03Jun 13, 06ILFORD IMAGING SWITZERLAND GMBH
6685747 Mixture of THP and chrome as tanning agentsJan 10, 02Feb 03, 04RHODIA CONSUMER SPECIALTIES LIMITED
5256318 Leather treatment and process for treating leatherApr 03, 91Oct 26, 93DAIKIN INDUSTRIES, LTD.
5098446 Use of fluorochemicals in leather manufactureOct 13, 89Mar 24, 92Minnesota Mining and Manufacturing Company
4999024 Leather tanning processJul 09, 90Mar 12, 91Not available
4978361 Economy chrome tanningApr 25, 89Dec 18, 90Hoechst Aktiengesellschaft
4960429 Chromium free process for the tanning of hidesMar 09, 89Oct 02, 90HISPANO QUIMICA S.A.
4502859 Hide tanning composition and method of preparing sameApr 11, 83Mar 05, 85Rockmont Industries, Inc.
4484925 Tanning method designed to make leathers mycostatic, antimycotic, and antifungal, and the resulting productsMay 11, 83Nov 27, 84Not available