Inventor

CRUSE CLINT A

US4 patents

Patents

4 patents

US4880441ANov 14, 1989

Asymmetric gas separation membranes having graded density skins

PERMEA INC74 citations93

US4871494AOct 3, 1989

Process for forming asymmetric gas separation membranes having graded density skins

PERMEA INC34 citations91

US4992221AFeb 12, 1991

Asymmetric gas separation membranes having improved strength

PERMEA INC23 citations90

US5013767AMay 7, 1991

Asymmetric gas separation membranes having improved strength

PERMEA INC6 citations60