| Patents for B27K 7 - Chemical or physical treatment of cork (259) |
|---|
| 11/02/2000 | WO2000064649A1 Treated closures 3 |
| 11/02/2000 | WO2000064648A1 Treated closures 2 |
| 11/02/2000 | WO2000064647A1 Treated closures 1 |
| 10/18/2000 | EP1044773A1 Method to prepare cork for food purposes |
| 10/11/2000 | CN1269281A Timber substituting and setting method |
| 05/24/2000 | EP0865388B1 Method of treating a cork stopper |
| 03/08/2000 | EP0983830A2 Method and installation for manufacturing closure elements of natural cork |
| 02/24/2000 | WO2000009304A1 Method for treating cork material and cork stoppers |
| 11/18/1999 | WO1999058309A1 Treatment of cork with a phenol oxidising enzyme |
| 11/16/1999 | CA2015419C Method and apparatus for deodorization of cork |
| 11/03/1999 | EP0953634A1 Composition for treating porous article, treatment method, and use thereof |
| 09/23/1999 | WO1999037334A3 Treatment method for cork material and corks |
| 08/19/1999 | WO1999041050A1 Process for treating linenized cork sheets |
| 07/29/1999 | WO1999037334A2 Treatment method for cork material and corks |
| 07/22/1999 | DE19802297C1 Cork sterilization and decontamination process employing microwaves |
| 02/03/1999 | EP0702517A4 Quaternary ammonium and waterproofing/preservative compositions |
| 09/23/1998 | EP0865388A1 Coated cork stopper |
| 07/22/1998 | EP0853533A1 Bleaching and sterilization of cork articles |
| 06/11/1998 | WO1998024890A1 Composition for treating porous article, treatment method, and use thereof |
| 06/11/1998 | CA2274248A1 Composition for treating porous article, treatment method, and use thereof |
| 05/14/1997 | EP0773090A1 Method of manufacturing a stopper |
| 04/17/1997 | WO1997013628A1 Bleaching and sterilization of cork articles |
| 04/03/1997 | WO1997011894A1 Coated cork stopper |
| 03/27/1996 | EP0702517A1 Quaternary ammonium and waterproofing/preservative compositions |
| 04/12/1995 | EP0647511A1 Process for the treatment of cork bark from cork-oaks for the production of bottle closures |
| 01/26/1995 | WO1995002553A1 Integrated unit for treating caps and/or corks for bottles |
| 12/22/1994 | WO1994028715A1 Quaternary ammonium and waterproofing/preservative compositions |
| 10/04/1994 | US5352417 Apparatus for deodorization of cork |
| 05/31/1994 | US5317047 Composition adapted to be used for manufacturing stoppers and process of manufacture |
| 10/26/1993 | US5256478 Cork chip moulding |
| 06/16/1993 | EP0546237A1 Method for lubrication and sealing of cork stoppers with silico-paraffin and plasto-silico-paraffin compounds |
| 12/29/1992 | US5174956 Steam distillation to remove substances originating offensive odors |
| 12/02/1992 | EP0515806A1 Method for biological and chemical-physical protection of cork stoppers |
| 08/06/1992 | WO1992012848A1 Composition for use in the manufacture of corks and process for the manufacture of said composition |
| 07/29/1992 | EP0496687A1 Composition for manufacturing of a stopper and its manufacturing method |
| 07/22/1992 | EP0494854A1 Process for the treatment of corks |
| 03/24/1992 | US5098447 Process for bleaching and sterilizing cork articles, and cork articles bleached using the said process |
| 01/22/1992 | EP0467794A1 Process for the manufacture of cork panels having enhanced photochemical resistance |
| 01/15/1992 | EP0465830A2 Inert and non toxic surface coating for hot and cold lubrification and plasticization of cork stoppers |
| 06/27/1991 | DE3942136A1 Impregnating compsn. - contg. natural wax or petroleum wax, natural resin and natural drying oil, esp. for wood, cork, stone or lacquered metal |
| 04/18/1991 | WO1991004836A1 Process for the treatment of corks |
| 04/10/1991 | EP0420999A1 Process for treating cork stoppers |
| 11/22/1990 | DE4013219A1 Deodorising cork by removal of tri:chloro:anisole - using increased mobility of steam molecules to penetrate cork structure, allowing steam distillation to take place |
| 10/31/1990 | EP0395010A1 Method and apparatus for deodorization of cork |
| 04/19/1990 | DE3835042A1 Method for treating the surfaces of cork products |
| 03/28/1990 | EP0360447A2 Bark treatment |
| 01/24/1990 | EP0351503A1 Silicone-based preparation for the non-toxic bleaching of corks |
| 07/05/1989 | EP0322650A1 Process for bleaching and sterilising cork articles, and cork articles bleached by said process |
| 04/18/1989 | US4821900 Exposing to direct current corona discharge and impregnating in water repelling substance; sealing for alcoholic beverage bottles |
| 08/24/1988 | EP0279206A1 Method for sterilizing bottle stoppers |
| 08/10/1988 | EP0277603A2 Silicon emulsion for cork lubrication and sealing of bottles and other containers of long shelf-life beverages and foodstuffs |
| 05/10/1988 | US4743510 Method of preventing the build-up of static electricity in laminated cork floor-tiles and an anti-static cork floor-tile |
| 09/15/1987 | US4693757 Particular method for treating articles made of cork |
| 07/22/1987 | EP0229598A2 A method of preventing the build-up of static electricity in laminated cork floor-tiles and an anti-static cork floor-tile |
| 12/30/1986 | EP0205842A1 Process for impregnating bottle corks to improve their imperviousness |
| 03/11/1986 | CA1201620A1 Bark processing machine |
| 10/09/1984 | US4475452 Bark processing machine |
| 08/16/1977 | US4042543 Polyethylene, ethylene-vinyl acetate copolymer |
| 06/22/1976 | US3964863 Method for impregnating wood |