Inventor
HEIN JR NORMAN W
10 patents
⚠️ This page may combine multiple inventors who share the name “HEIN JR NORMAN W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONOCO INC
6 patentsUS4448062AMay 15, 1984
Method and apparatus for erosion detection and location in hydrocarbon production systems and the like
CONOCO INC41 citations92
US4365306ADec 21, 1982
Method and apparatus for remotely monitoring and evaluating pile driving hammers
CONOCO INC31 citations88
US4297885ANov 3, 1981
Acoustic emission for detection and monitoring of crack initiation and propagation in materials
CONOCO INC24 citations81
US4304135ADec 8, 1981
Constraint factor for structural monitoring
CONOCO INC21 citations80
US4902168AFeb 20, 1990
Method for removing obsolete offshore platforms
CONOCO INC7 citations62
US4394577AJul 19, 1983
Displacement measurement device and method
CONOCO INC2 citations62