Inventor
CAMPBELL BONNIE J
US11 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL BONNIE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WOLVERINE TUBE INC
7 patentsUS4660630AApr 28, 1987
Heat transfer tube having internal ridges, and method of making same
WOLVERINE TUBE INC157 citations97
US5697430ADec 16, 1997
Heat transfer tubes and methods of fabrication thereof
WOLVERINE TUBE INC147 citations95
US4729155AMar 8, 1988
Method of making heat transfer tube with improved outside surface for nucleate boiling
WOLVERINE TUBE INC36 citations91
US5996686ADec 7, 1999
Heat transfer tubes and methods of fabrication thereof
WOLVERINE TUBE INC53 citations89
US4692978ASep 15, 1987
Method for making heat exchange tubes
WOLVERINE TUBE INC21 citations81
US4915166AApr 10, 1990
Titanium heat exchange tubes
WOLVERINE TUBE INC16 citations72
US4616391AOct 14, 1986
Apparatus for making heat exchange tubes
WOLVERINE TUBE INC7 citations72
UOP INC
4 patentsUS4031602AJun 28, 1977
Method of making heat transfer tube
UOP INC45 citations92
US4343350AAug 10, 1982
Double wall tubing assembly and method of making same
UOP INC43 citations90
US4040479AAug 9, 1977
Finned tubing having enhanced nucleate boiling surface
UOP INC30 citations76
US4428106AJan 31, 1984
Method of making double wall tubing assembly
UOP INC12 citations71