Membership
Tour
Register
Log in
Josef Hilbig
Follow
Person
Taunusstein, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Process for the preparation of low molecular weight polysaccharide...
Patent number
5,708,162
Issue date
Jan 13, 1998
Hoechst Aktiengesellschaft
Josef Hilbig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for separating solvents used in the purification of products
Patent number
4,985,152
Issue date
Jan 15, 1991
Hoechst Aktiengesellschaft
Josef Hilbig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of a hydrogel which is largely free fro...
Patent number
4,794,166
Issue date
Dec 27, 1988
Cassella Aktiengesellschaft
Friedrich Engelhardt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparing cellulose ethers in a dimethoxyethane/(dispersing auxilia...
Patent number
4,501,887
Issue date
Feb 26, 1985
Hoechst Aktiengesellschaft
Wolfgang Kornrumpf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Apparatus for continuously producing water-soluble hydroxyalkyl cel...
Patent number
4,363,784
Issue date
Dec 14, 1982
Hoechst Aktiengesellschaft
Josef Hilbig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Continuous process for producing water-soluble hydroxyalkyl cellulo...
Patent number
4,310,663
Issue date
Jan 12, 1982
Hoechst Aktiengesellschaft
Josef Hilbig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...