Inventor
LANGE WERNER
DE20 patents
⚠️ This page may combine multiple inventors who share the name “LANGE WERNER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WOLFF WALSRODE AG
8 patentsUS5385607AJan 31, 1995
Water-soluble sulphoalkyl hydroxyalkyl derivatives of cellulose and their use in gypsum- and cement-containing compounds
WOLFF WALSRODE AG55 citations96
US6593468B1Jul 15, 2003
Essentially fiber-free cellulose ether with improved water retention, method for the production and use thereof
WOLFF WALSRODE AG38 citations89
US5808052ASep 15, 1998
Use of cellulose mixed ethers as additives for earth pressure shields
WOLFF WALSRODE AG13 citations73
US4727116AFeb 23, 1988
Water-soluble polymers and use as building material auxiliaries
WOLFF WALSRODE AG7 citations73
US4703087AOct 27, 1987
Water-soluble polymers and their use as auxiliaries for building materials
WOLFF WALSRODE AG9 citations73
US6943247B2Sep 13, 2005
Building material compositions
WOLFF WALSRODE AG7 citations72
US4749498AJun 7, 1988
Water-soluble polymers and their use as flushing liquid additives for drilling
WOLFF WALSRODE AG13 citations72
US4588772AMay 13, 1986
Water-soluble, polymer-modified hydroxyalkyl methyl cellulose and its use as an additive for asbestos-free tile adhesive formulations
WOLFF WALSRODE AG17 citations72