Inventor
HARTAN HANS-GEORG
DE16 patents
⚠️ This page may combine multiple inventors who share the name “HARTAN HANS-GEORG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STOCKHAUSEN CHEM FAB GMBH
15 patentsUS5837789ANov 17, 1998
Fluid-absorbing polymers, processes used in their production and their application
STOCKHAUSEN CHEM FAB GMBH287 citations98
US5672633ASep 30, 1997
Powdery polymers capable of absorbing aqueous liquids, a process for their production and their use as absorbents
STOCKHAUSEN CHEM FAB GMBH175 citations98
US6911499B1Jun 28, 2005
Polymer composition and a method for producing the same
STOCKHAUSEN CHEM FAB GMBH67 citations97
US6232285B1May 15, 2001
Compacted granulate, process for making same and use as disintegrating agent for pressed detergent tablets, cleaning agent tablets for dishwashers, water softening tablets and scouring salt tablets
STOCKHAUSEN CHEM FAB GMBH67 citations92
US6228964B1May 8, 2001
Water soluble, powdered, cationic polyelectrolyte comprising a copolymer of acrylamide and dimethylaminopropylacrylamide essentially free of bifunctional compounds
STOCKHAUSEN CHEM FAB GMBH22 citations92
US6221832B1Apr 24, 2001
Compacted granulate, process for making same and use as disintegrating agent for pressed detergent tablets, cleaning agent tablets for dishwashers, water softening tablets or scouring salt tablets
STOCKHAUSEN CHEM FAB GMBH66 citations92
US5512646AApr 30, 1996
Water soluble powdered cationic polyelectrolyte comprising a copolymer of acrylamide and dimethylaminopropylacrylamide essentially free of bifunctional compounds
STOCKHAUSEN CHEM FAB GMBH25 citations92
US5292404AMar 8, 1994
Process for trash removal or pitch-like resin control in the paper manufacture
STOCKHAUSEN CHEM FAB GMBH23 citations92
US5176797AJan 5, 1993
Manufacturing paper employing a polymer of acrylic or methacrylic acid
STOCKHAUSEN CHEM FAB GMBH37 citations92
US6303560B1Oct 16, 2001
Compacted disintegrant granulate for compression-molded articles, its production and its use
STOCKHAUSEN CHEM FAB GMBH49 citations88
US6514418B1Feb 4, 2003
Method of dewatering slurries using leaf filters (filter presses)
STOCKHAUSEN CHEM FAB GMBH34 citations83
US4980437ADec 25, 1990
Acrylic copolymers for re-tanning
STOCKHAUSEN CHEM FAB GMBH5 citations73
US4813968AMar 21, 1989
Retanning process
STOCKHAUSEN CHEM FAB GMBH5 citations73
US5792434AAug 11, 1998
Device and a process for dissolving water-soluble powdery polymers
STOCKHAUSEN CHEM FAB GMBH10 citations70
US4618414AOct 21, 1986
Process for separating mineral ultra-fine grain from washings obtained in coal processing or from coal slurries
STOCKHAUSEN CHEM FAB GMBH16 citations70