Wilfred F. Shum

Person

West Chester, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Catalyst regeneration
- Patent number 8,722,557
- Issue date May 13, 2014
- Lyondell Chemical Technology, L.P.
- Wilfred Po-sum Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroformylation process
- Patent number 7,612,241
- Issue date Nov 3, 2009
- Lyondell Chemical Technology, L.P.
- Daniel F. White
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Preparation of lithium phosphate catalysts
- Patent number 6,803,491
- Issue date Oct 12, 2004
- ARCO Chemical Technology, L.P.
- Wilfred Po-sum Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroformylation process
- Patent number 6,426,437
- Issue date Jul 30, 2002
- ARCO Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Allyl alcohol hydroformylation
- Patent number 6,225,509
- Issue date May 1, 2001
- ARCO Chemical Technology, L.P.
- Walter S. Dubner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Butanediol production
- Patent number 6,127,584
- Issue date Oct 3, 2000
- ARCO Chemical Technology, L.P.
- John G. Zajacek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxidation process using a phosphate-stabilized peroxotungstate co...
- Patent number 5,780,655
- Issue date Jul 14, 1998
- ARCO Chemical Technology, L.P.
- Wilfred Po-sum Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymetric epoxidation using a titanium-containing zeolite and a chi...
- Patent number 5,663,384
- Issue date Sep 2, 1997
- ARCO Chemical Technology, L.P.
- Wilfred Po-sum Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing enantiomerically enriched guaifenesin
- Patent number 5,495,052
- Issue date Feb 27, 1996
- ARCO Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for recovering an optically active epoxy alcohol
- Patent number 5,288,882
- Issue date Feb 22, 1994
- Arco Chemical Technology, L.P.
- T. Thomas Shih
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing epoxyalcohols of high optical purity
- Patent number 5,278,070
- Issue date Jan 11, 1994
- Arco Chemical Technology, L.P.
- Wilfred P. Shum
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Process for producing optically active epoxy alcohol derivatives
- Patent number 5,252,759
- Issue date Oct 12, 1993
- Arco Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of trisubstituted ureas by reductive ca...
- Patent number 5,241,118
- Issue date Aug 31, 1993
- Arco Chemical Technology, L.P.
- Robert J. Saxton
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxidation process
- Patent number 5,166,372
- Issue date Nov 24, 1992
- Arco Chemical Technology, L.P.
- Guy L. Crocco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric epoxidation using a chiral hydroperoxide
- Patent number 5,166,371
- Issue date Nov 24, 1992
- Arco Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin epoxidation using a perrhenate catalyst and an organic hydro...
- Patent number 5,118,822
- Issue date Jun 2, 1992
- Arco Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin expoxidation using an oxorhenium porphyrin complex catalyst...
- Patent number 5,103,027
- Issue date Apr 7, 1992
- Arco Chemical Technology, L.P.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of a water-insoluble epoxy alcohol
- Patent number 4,935,101
- Issue date Jun 19, 1990
- ARCO Chemical Technology, Inc.
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
HYDROFORMYLATION PROCESS
- Publication number 20020111520
- Publication date Aug 15, 2002
- Wilfred P. Shum
- C07 - ORGANIC CHEMISTRY

Wilfred F. Shum

Person

Patents Grantslast 30 patents

Catalyst regeneration

Hydroformylation process

Preparation of lithium phosphate catalysts

Hydroformylation process

Allyl alcohol hydroformylation

Butanediol production

Epoxidation process using a phosphate-stabilized peroxotungstate co...

Asymetric epoxidation using a titanium-containing zeolite and a chi...

Process for producing enantiomerically enriched guaifenesin

Process for recovering an optically active epoxy alcohol

Process for producing epoxyalcohols of high optical purity

Process for producing optically active epoxy alcohol derivatives

Process for the preparation of trisubstituted ureas by reductive ca...

Epoxidation process

Asymmetric epoxidation using a chiral hydroperoxide

Olefin epoxidation using a perrhenate catalyst and an organic hydro...

Olefin expoxidation using an oxorhenium porphyrin complex catalyst...

Process for the recovery of a water-insoluble epoxy alcohol

Patents Applicationslast 30 patents

HYDROFORMYLATION PROCESS