P

Inventor

ROLING PAUL V

US32 patents
⚠️ This page may combine multiple inventors who share the name “ROLING PAUL V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BETZ LABORATORIES

25 patents
US5282959AFeb 1, 1994

Method for the extraction of iron from liquid hydrocarbons

BETZ LABORATORIES26 citations92
US5220104AJun 15, 1993

Method for the prevention of fouling in a caustic solution

BETZ LABORATORIES28 citations92
US5194143AMar 16, 1993

Method for inhibiting fouling in caustic scrubber systems

BETZ LABORATORIES45 citations92
US5078858AJan 7, 1992

Methods of extracting iron species from liquid hydrocarbons

BETZ LABORATORIES51 citations92
US4929778AMay 29, 1990

Methods and compositions for inhibiting styrene polymerization

BETZ LABORATORIES51 citations92
US4912247AMar 27, 1990

Enhancement of aromatic amine inhibition of acrylate monomer polymerization by addition of mannich products

BETZ LABORATORIES23 citations92
US4797504AJan 10, 1989

Method and composition for inhibiting acrylate ester polymerization

BETZ LABORATORIES29 citations92
US4673489AJun 16, 1987

Method for prevention of fouling in a basic solution by addition of specific nitrogen compounds

BETZ LABORATORIES44 citations92
US5416258AMay 16, 1995

Methods for inhibiting ethylenically unsaturated monomers

BETZ LABORATORIES18 citations82
US4749468AJun 7, 1988

Methods for deactivating copper in hydrocarbon fluids

BETZ LABORATORIES21 citations82
US5271824ADec 21, 1993

Methods for controlling fouling deposit formation in a liquid hydrocarbonaceous medium

BETZ LABORATORIES9 citations74
US5221764AJun 22, 1993

Methods and compositions for inhibiting acrylic acid polymerization

BETZ LABORATORIES15 citations74
US5183555AFeb 2, 1993

Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium

BETZ LABORATORIES11 citations74
US5171888ADec 15, 1992

Methods and compositions for inhibiting (meth)acrylic acid polymerization

BETZ LABORATORIES13 citations74
US4894139AJan 16, 1990

Methods for deactivating copper in hydrocarbon fluids

BETZ LABORATORIES15 citations74
US4883580ANov 28, 1989

Methods for deactivating iron in hydrocarbon fluids

BETZ LABORATORIES16 citations74
US4847415AJul 11, 1989

Methods and composition for deactivating iron in hydrocarbon fluids

BETZ LABORATORIES15 citations74
US4810354AMar 7, 1989

Bifunctional antifoulant compositions and methods

BETZ LABORATORIES17 citations74
US5139643AAug 18, 1992

Phosphorus derivatives of polyalkenylsuccinimides and methods of use thereof

BETZ LABORATORIES12 citations73
US5194620AMar 16, 1993

Compositions of phosphorus derivatives of polyalkenylsuccinimides

BETZ LABORATORIES9 citations68
US5562816AOct 8, 1996

Tar dissolution process

BETZ LABORATORIES3 citations63
US5512243AApr 30, 1996

Cyclohexanedione oxygen scavengers

BETZ LABORATORIES3 citations63
US5271863ADec 21, 1993

Compositions for extracting iron species from liquid hydrocarbon systems

BETZ LABORATORIES5 citations63
US5023372AJun 11, 1991

Methods and compositions for inhibiting (meth)acrylic acid polymerization

BETZ LABORATORIES5 citations63
US5391781AFeb 21, 1995

Methods for dispersing sulfur in aqueous systems

BETZ LABORATORIES3 citations60

BETZDEARBORN INC

3 patents

CITIES SERVICE CO

2 patents

CITIES SERVICE OIL & GAS

2 patents