Inventor
PETRIE HAROLD L
7 patents
⚠️ This page may combine multiple inventors who share the name “PETRIE HAROLD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOBE INC
6 patentsUS4294573AOct 13, 1981
Submersible electrically powered centrifugal and jet pump assembly
KOBE INC30 citations92
US4280662AJul 28, 1981
Erosion resistant jet pump and method of making same
KOBE INC31 citations92
US4135861AJan 23, 1979
Jet pump with ceramic venturi
KOBE INC36 citations90
US4304410ADec 8, 1981
Sealing structure for reciprocating pistons exposed to high pressure differentials
KOBE INC38 citations89
US4264285AApr 28, 1981
Downhole cleaner assembly for cleansing lubricant of downhole turbo-machines within wells
KOBE INC16 citations73
US4082482AApr 4, 1978
Articulated turbine pump
KOBE INC14 citations73