| Patents for C08H 99 - Subject matter not provided for in other groups of this subclass (521) |
|---|
| 01/15/2003 | CN1390877A Preparing process and agricultural application of nano-class humic acid polymer mixture |
| 12/27/2002 | WO2002102856A1 Method of manufacturing of husk from lepidium sativum seeds |
| 11/20/2002 | CN1094519C Process for extracting poly-beta-hydroxyalkanates from alkaligenes |
| 10/15/2002 | US6465569 Flexible urethane elastomers and foams based on diisocyanate, vegetable oil and multifunctional alcohol crosslinking agent; low cost; environmentally friendly |
| 03/27/2002 | CN1081651C Process for preparing humic acid by aerating stalks |
| 12/19/2001 | EP0703954B1 Polyphenol derivative compositions and preparation thereof |
| 11/21/2001 | CN1323326A Improved cellular plastic material |
| 10/24/2001 | CN1318574A Modified natural resin |
| 10/24/2001 | CN1318573A Fragrant natural solvent |
| 10/18/2001 | DE10017524A1 Production of binder liquor from tannin-containing bark, for use e.g. in the production of fiberboard, involves pulping bark in hot aqueous medium with ground, used fiberboard containing amino-resin binder |
| 10/17/2001 | EP1146102A1 Process for the manufacture of a tannin-containing binder liquor obtained from waste of the wood industry |
| 09/19/2001 | EP1127086A4 Improved cellular plastic material |
| 08/29/2001 | EP1127086A1 Improved cellular plastic material |
| 08/22/2001 | CN1309183A Process for preparing bio-degradable plastics by construction of genetically engineered cytoalgae |
| 05/09/2001 | CN1065550C Process for producing humates |
| 04/04/2001 | CN1289789A Process for preparing humic acid by aerating stalks |
| 04/03/2001 | CA2037041C Tannin extraction |
| 02/22/2001 | DE19938155A1 Starch and fiber compound manufacturing process for producing biologically decomposable products, involves shredding potatoes, drying and then milling to specified particle size |
| 01/31/2001 | EP1071842A1 A method and plant for the continuous extraction, from a woody material, of a tannic substance contained therein and for the production of a usable lignocellulosic material |
| 01/30/2001 | US6180686 Polyurethane foam made from renewable vegetable oil and a polyol crosslinking agent |
| 10/04/2000 | CN1268955A Fractionation of hemicellulosic materials |
| 08/15/2000 | CA2129936C Thermosetting bonding agents |
| 08/08/2000 | CA2149764C Method for making stable, extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 07/05/2000 | EP1015498A1 Fractionation of hemicellulosic materials |
| 07/04/2000 | US6083729 Solvent extraction of the biomass to remove the oil and then separating the polyhydroxyalkanoates from the biomass |
| 03/23/2000 | WO2000015684A1 Improved cellular plastic material |
| 12/23/1999 | DE19827179A1 Extraction of tannin-containing plant-based raw material |
| 11/02/1999 | US5977287 Treatment of aqueous systems using a chemically modified tannin |
| 10/27/1999 | CN1232831A High-activity humic acid and its production process |
| 09/30/1999 | WO1999049129A1 A method and plant for the continuous extraction, from a woody material, of a tannic substance contained therein and for the production of a usable lignocellulosic material |
| 07/21/1999 | CN1223676A Cross-linked tannin/inorganic oxide composites |
| 06/15/1999 | US5912037 Using polyepoxy compounds as crosslinking agents; contactingbeverage with composite, filtration |
| 04/21/1999 | EP0909287A1 Cross-linked tannin/inorganic oxide composites |
| 03/11/1999 | WO1999011672A1 Fractionation of hemicellulosic materials |
| 12/08/1998 | US5846744 Sensors based on polymer transformation |
| 12/01/1998 | US5844061 Polyphenol derivative compositions and perparation thereof |
| 12/01/1998 | US5843337 Treatment of aqueous systems using a chemically modified tannin |
| 11/03/1998 | US5830315 Treatment of Aqueous systems using a chemically modified tannin |
| 10/22/1998 | WO1998037148A3 Adhesive composition |
| 10/22/1998 | WO1998037147A3 Adhesive composition and its use |
| 09/22/1998 | US5811527 Heating lignin solutions with water soluble aluminum or iron salts at controlled ph yields high solids lignin derivative solutions having high surface tension |
| 09/01/1998 | US5801047 Method for making stable extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 08/27/1998 | WO1998037148A2 Adhesive composition |
| 08/27/1998 | WO1998037147A2 Adhesive composition and its use |
| 08/26/1998 | EP0859858A1 Methods for isolating polyhydroxyalkanoates from plants |
| 08/11/1998 | US5792649 In vitro culture medium containing microorganism expressing tyrosinase having activity stabilized by a reduced concentration of dissolved oxygen in the medium |
| 08/04/1998 | US5789467 Crosslinked tannin/inorganic oxide composites |
| 07/08/1998 | EP0625070B1 Low density materials having high surface areas and articles formed therefrom for use in the recovery of metals |
| 06/16/1998 | CA1339913C Microbial cellulose modified during synthesis |
| 06/10/1998 | DE19650317A1 Cellu-ligno-carbon isolate obtained from humus material |
| 05/27/1998 | CN1182797A Method for preparing agricultural biochemical humic acid compound |
| 05/05/1998 | CA2100126C 5,10-methylenetetrahydrofolic acid-cyclodextrin inclusion compounds |
| 04/22/1998 | EP0836583A1 Treatment of aqueous systems using a chemically modified tannin |
| 01/29/1998 | DE19642170A1 Recovery of useful product from vehicle oil, spillages etc |
| 01/28/1998 | CN1171410A Process for extracting poly-beta-hydroxyalkanates from Alkaligenes |
| 01/28/1998 | CN1171409A Process for producing humates |
| 01/13/1998 | US5707845 Organic electronic element from modified cytochrome c551 and cytochrome c552 |
| 01/08/1998 | WO1998000455A1 Cross-linked tannin/inorganic oxide composites |
| 01/08/1998 | CA2258844A1 Cross-linked tannin/inorganic oxide composites |
| 11/18/1997 | US5688999 Production of oxidized humic acids by an oxygen-alkali process |
| 09/02/1997 | US5663425 Sulfoalkylation of humic acid with aldehyde and sulfonating agent in slurry |
| 07/30/1997 | EP0786491A2 Production of oxidized humic acids by an oxygen-alkali process |
| 07/30/1997 | EP0786490A2 Production of acid soluble humates |
| 07/30/1997 | EP0700520B1 Sensors based on polymer transformation |
| 07/03/1997 | WO1997023283A1 Pyrolytic and/or thermochemical conversion reactions and apparatus therefor |
| 05/01/1997 | WO1997015681A1 Methods for isolating polyhydroxyalkanoates from plants |
| 03/06/1997 | DE19630131A1 Prepn. of water-absorbent resin used in disposable nappies, hygiene articles etc. |
| 01/23/1997 | WO1997002216A1 Treatment of aqueous systems using a chemically modified tannin |
| 11/13/1996 | EP0714419A4 Biodegradable compostable plastic and method of making the same |
| 10/02/1996 | CN1032901C 5,10-methylentetrahydrofolic acid-cyclodextrin inclusion compounds |
| 08/14/1996 | CN1129005A Biodegradable compostable plastic and method for making same |
| 08/13/1996 | CA2062780C Water-soluble resin and resin product made by that method |
| 07/30/1996 | US5541234 Dissolving polymer in gelling solvent, forming gel, replacing gelling solvent with crosslinking solvent, adding crosslinking agent, crosslinking |
| 06/05/1996 | EP0714419A1 Biodegradable compostable plastic and method of making the same |
| 04/30/1996 | US5512276 Composition for fixing hair based on lignin or lignin derivatives as well as dihydroxypropyl lignin |
| 04/17/1996 | EP0610471B1 Hair fixer based on lignin or lignin derivatives and dihydroxypropyl lignin |
| 04/09/1996 | US5505830 Biodegradable compostable plastic and method of making the same |
| 04/03/1996 | EP0703954A1 Polyphenol derivative compositions and preparation thereof |
| 03/13/1996 | EP0700520A1 Sensors based on polymer transformation |
| 02/27/1996 | US5494940 Porous bodies, having open-celled three-dimensional lattices, from water soluble crosslinked hydrogels, low density, compressive strength |
| 01/23/1996 | US5486538 Precious metal humates and their preparations |
| 01/23/1996 | US5486351 Method for making stable, extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 12/01/1995 | CA2150519A1 Process and a composition for making cellulosic composites |
| 11/14/1995 | US5466794 Thermoplastic cellulose ether ester graft copolymers and process for their production |
| 11/14/1995 | US5466592 Method for making stable, extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 10/03/1995 | US5455236 Stable aqueous compositions |
| 09/20/1995 | EP0672148A1 Method for making stable, extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 08/16/1995 | EP0472531B1 Proanthocyanidol-based composition and its pharmacological application |
| 06/14/1995 | CN1103646A Processing technology for biochemical humic acid |
| 05/04/1995 | WO1994012644A3 Method for making stable, extracellular tyrosinase and synthesis of polyphenolic polymers therefrom |
| 04/19/1995 | EP0648799A1 Process for producing noble metal huminates |
| 02/22/1995 | EP0639608A1 Thermosetting binder |
| 02/16/1995 | WO1995004778A1 Biodegradable compostable plastic and method of making the same |
| 12/28/1994 | EP0630858A2 Composition and method for water clarification and wastewater treatment |
| 12/22/1994 | WO1994029404A1 Polyphenol derivative compositions and preparation thereof |
| 12/08/1994 | WO1994028414A1 Sensors based on polymer transformation |
| 11/30/1994 | EP0626392A1 Thermoplastic graft copolymers ether-ester of cellulose and process for their preparation |
| 11/23/1994 | EP0625070A1 Low density materials having high surface areas and articles formed therefrom for use in the recovery of metals |
| 11/01/1994 | US5360915 Therapeutic compositions having low toxicity |
| 10/05/1994 | EP0617707A1 Process for insolubilizing n-carboxyalkyl derivatives of chitosan |