Membership
Tour
Register
Log in
Friedrich-Wilhelm Boos
Follow
Person
Castrop-Rauxel, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing calcium sulfate anhydrite
Patent number
5,169,444
Issue date
Dec 8, 1992
Gebruder Knauf Westdeutsche Gipswerke KG
Friedrich-Wilhelm Boos
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES