Inventor
VAN DRIESEN ROGER P
US10 patents
⚠️ This page may combine multiple inventors who share the name “VAN DRIESEN ROGER P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUMMUS CREST INC
8 patentsUS4684456AAug 4, 1987
Control of bed expansion in expanded bed reactor
LUMMUS CREST INC82 citations94
US5021147AJun 4, 1991
Solid addition and withdrawal
LUMMUS CREST INC23 citations91
US4773986ASep 27, 1988
High severity visbreaking
LUMMUS CREST INC25 citations89
US4875995AOct 24, 1989
Solid addition and withdrawal
LUMMUS CREST INC22 citations81
US4744887AMay 17, 1988
Solid addition and withdrawal
LUMMUS CREST INC22 citations81
US4846958AJul 11, 1989
High severity visbreaking with recycle
LUMMUS CREST INC18 citations70
US4767521AAug 30, 1988
Treatment of feed for high severity visbreaking
LUMMUS CREST INC14 citations69
US4734266AMar 29, 1988
Pump seal oil system
LUMMUS CREST INC3 citations60