Inventor
DE JONG FEIKE
NL15 patents
⚠️ This page may combine multiple inventors who share the name “DE JONG FEIKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
13 patentsUS4288333ASep 8, 1981
Dissolving barium sulfate scale with aqueous solutions of salts of phosphomethyl and amino-substituted macrocyclic polyethers
SHELL OIL CO30 citations91
US7619129B2Nov 17, 2009
Process for the separation of olefins and paraffins
SHELL OIL CO10 citations82
US4873004AOct 10, 1989
Lubricating composition
SHELL OIL CO20 citations76
US4199513AApr 22, 1980
Macrocyclic polyether complexes
SHELL OIL CO8 citations73
US6262189B1Jul 17, 2001
Advanced epoxy resin from mixing polyepoxide and OH- or COOH-compound as feedstream
SHELL OIL CO7 citations70
US6022931AFeb 8, 2000
Advanced epoxy resins
SHELL OIL CO5 citations70
US5824752AOct 20, 1998
Process for the preparation of advanced resins
SHELL OIL CO10 citations70
US4715973ADec 29, 1987
Lubricating oil compositions
SHELL OIL CO4 citations58
US4929374AMay 29, 1990
Lubricating oil composition
SHELL OIL CO5 citations54
US5378797AJan 3, 1995
Process for preparing aliphatic polyesters
SHELL OIL CO0 citations49
US5332858AJul 26, 1994
Ester composition
SHELL OIL CO1 citations49
US4832807AMay 23, 1989
Phosphorylation of alcohols
SHELL OIL CO1 citations48
US6909022B2Jun 21, 2005
Process of removing organic halogen-containing compounds
SHELL OIL CO0 citations42