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Klaus Hornfeck
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Mettmann, DE
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last 30 patents
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Patent Grant
Method of removing capsule oils from self-copying paper
Patent number
6,306,250
Issue date
Oct 23, 2001
Nopco Paper Technology Holding AS
Bernhard Nellessen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of alkoxylation products of epoxidized fats as antifoaming agents
Patent number
6,057,375
Issue date
May 2, 2000
Henkel Kommanditgesellschaft auf Aktien
Horst-Werner Wollenweber
C13 - SUGAR INDUSTRY
Information
Patent Grant
Process for controlling the deposit of adhesive impurities from pap...
Patent number
5,914,006
Issue date
Jun 22, 1999
Henkel Kommanditgesellschaft auf Aktien
Bernhard Nellessen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Aqueous dispersions containing carboxylic acids and/or resinic acid...
Patent number
5,725,730
Issue date
Mar 10, 1998
Gruenau Illertissen
Heinz-Gerd Smolka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for controlling the sedimentation of sticky impurities from...
Patent number
5,614,062
Issue date
Mar 25, 1997
Henkel Kommanditgesellschaft auf Aktien
Heinz-Guenther Schulte
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for removing printing inks from printed wastepaper or from...
Patent number
5,512,134
Issue date
Apr 30, 1996
Henkel Kommanditgesellschaft auf Aktien
Peter Daute
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for controlling the deposition of stickies from paper stock...
Patent number
5,474,655
Issue date
Dec 12, 1995
Henkel Kommanditgesellschaft auf Aktien
Heinz-Guenther Schulte
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of compounds containing polyether chains prepared from epoxidiz...
Patent number
5,403,440
Issue date
Apr 4, 1995
Henkel Kommanditgesellschaft auf Aktien
Peter Daute
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Aqueous dispersions containing alkaline earth soaps and/or alkaline...
Patent number
5,362,363
Issue date
Nov 8, 1994
Chemische Fabrik Gruenau GmbH
Heinz-Gerd Smolka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the flotation of fillers from deinked waste paper in th...
Patent number
5,308,448
Issue date
May 3, 1994
Henkel Kommanditgesellschaft auf Aktien
Ansgar Behler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Deinking of wastepaper with quaternized hydroxyethyl cellulose
Patent number
5,286,346
Issue date
Feb 15, 1994
Henkel Kommanditgesellschaft auf Aktien
Konrad Engelskirchen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Flotation process for removing fillers from wastepaper in the prese...
Patent number
5,238,533
Issue date
Aug 24, 1993
Henkel Kommanditgesellschaft auf Aktien
Konrad Engelskirchen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the flotation of fillers from deinked waste paper using...
Patent number
5,232,551
Issue date
Aug 3, 1993
Henkel Kommanditgesellschaft auf Aktien
Klaus Hornfeck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for regenerating wastepaper using a double layer hydroxide...
Patent number
5,227,020
Issue date
Jul 13, 1993
Henkel Kommanditgesellschaft auf Aktien
Helmut Endres
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Deinking wastepaper using alkoxylation product of carboxylic acid c...
Patent number
5,221,433
Issue date
Jun 22, 1993
Henkel Kommanditgesellschaft auf Aktien
Peter Daute
C07 - ORGANIC CHEMISTRY