Inventor · disambiguated record
Klaus Hornfeck
Also filed as: HORNFECK KLAUS
15 granted patents·241 citations·filing 1988–1997
93Inventor score
Top patents by PatentIndex Score
15 records- 0190US6057375AUse of alkoxylation products of epoxidized fats as antifoaming agentsHENKEL KGAA·Filed 1997·Granted May 2, 2000·65 cites·47 claims
- 0263US5362363AAqueous dispersions containing alkaline earth soaps and/or alkaline earth resin soaps for deinking printed wastepaperGRUENAU GMBH CHEM FAB·Filed 1990·Granted Nov 8, 1994·24 cites·2 claims
- 0362US5308448AProcess for the flotation of fillers from deinked waste paper in the presence of surfactants containing sulfonate groupsHENKEL KGAA·Filed 1993·Granted May 3, 1994·21 cites·4 claims
- 0462US5221433ADeinking wastepaper using alkoxylation product of carboxylic acid containing an oh group and alkylene oxideHENKEL KGAA·Filed 1990·Granted Jun 22, 1993·21 cites·13 claims
- 0559US5725730AAqueous dispersions containing carboxylic acids and/or resinic acids for deinking printed wastepaperGRUENAU ILLERTISSEN·Filed 1994·Granted Mar 10, 1998·22 cites·5 claims
- 0659US5403440AUse of compounds containing polyether chains prepared from epoxidized carboxylic acid derivatives for the removal of printing inks from wastepaperHENKEL KGAA·Filed 1991·Granted Apr 4, 1995·20 cites·11 claims
- 0753US5474655AProcess for controlling the deposition of stickies from paper stock suspensionsHENKEL KGAA·Filed 1995·Granted Dec 12, 1995·15 cites·14 claims
- 0853US5286346ADeinking of wastepaper with quaternized hydroxyethyl celluloseHENKEL KGAA·Filed 1988·Granted Feb 15, 1994·7 cites·3 claims
- 0951US5914006AProcess for controlling the deposit of adhesive impurities from paper material suspensionsHENKEL KGAA·Filed 1996·Granted Jun 22, 1999·13 cites·10 claims
- 1046US5227020AProcess for regenerating wastepaper using a double layer hydroxide formed in situHENKEL KGAA·Filed 1990·Granted Jul 13, 1993·10 cites·20 claims
- 1143US5512134AProcess for removing printing inks from printed wastepaper or from paper circuit watersHENKEL KGAA·Filed 1993·Granted Apr 30, 1996·8 cites·18 claims
- 1240US5238533AFlotation process for removing fillers from wastepaper in the presence of polymers and copolymersHENKEL KGAA·Filed 1990·Granted Aug 24, 1993·4 cites·20 claims
- 1338US5232551AProcess for the flotation of fillers from deinked waste paper using organic phosphoric acid estersHENKEL KGAA·Filed 1990·Granted Aug 3, 1993·6 cites·4 claims
- 1435US5614062AProcess for controlling the sedimentation of sticky impurities from paper stock suspensionsHENKEL KGAA·Filed 1994·Granted Mar 25, 1997·5 cites·11 claims
- 1514US6306250B1Method of removing capsule oils from self-copying paperNOPCO PAPER TECHNOLOGY HOLDING·Filed 1997·Granted Oct 23, 2001·0 cites·9 claims
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