Inventor
SCHRECK BERTHOLD
DE11 patents
⚠️ This page may combine multiple inventors who share the name “SCHRECK BERTHOLD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HENKEL KGAA
8 patentsUS6289989B1Sep 18, 2001
Use of biodegradable alcoxylation products for cleaning boreholes, boring instruments or borings
HENKEL KGAA62 citations95
US5540336AJul 30, 1996
Method of producing iron ore concentrates by froth flotation
HENKEL KGAA26 citations92
US5442082AAug 15, 1995
Alkoxylated compounds produced from epoxidized carboxylic acid derivatives
HENKEL KGAA44 citations92
US5403440AApr 4, 1995
Use of compounds containing polyether chains prepared from epoxidized carboxylic acid derivatives for the removal of printing inks from wastepaper
HENKEL KGAA20 citations92
US5512134AApr 30, 1996
Process for removing printing inks from printed wastepaper or from paper circuit waters
HENKEL KGAA8 citations73
US5234545AAug 10, 1993
Process for regenerating wastepaper in the presence of hydroxysulfonate salts
HENKEL KGAA12 citations73
US5914006AJun 22, 1999
Process for controlling the deposit of adhesive impurities from paper material suspensions
HENKEL KGAA13 citations72
US5807529ASep 15, 1998
Process for the production of silicate-based builder granules with increased apparent density
HENKEL KGAA6 citations62