Inventor
FRITSCH HERWIG
DE3 patents
Patents
3 patentsUS5091002AFeb 25, 1992
Preparation for the water-repellent impregnation of porous mineral building materials
GOLDSCHMIDT AG TH55 citations93
US4028218AJun 7, 1977
Defoaming composition and method of defoaming aqueous solutions or dispersions
GOLDSCHMIDT AG TH45 citations91
US4486476ADec 4, 1984
Preparation for making inorganic building materials water-repellent
GOLDSCHMIDT AG TH45 citations89