P

Inventor

ALLEN KEVIN DALE

US17 patents

Patents

17 patents
US6740733B2May 25, 2004

Process and apparatus for crystallization of polytrimethylene terephthalate (PTT)

SHELL OIL CO17 citations88
US6576802B2Jun 10, 2003

One-step production of 1, 3-propanediol from ethylene oxide and syngas with a catalyst with a phospholanoalkane ligand

SHELL OIL CO14 citations83
US6469222B2Oct 22, 2002

One step process for preparing A 1,3-diol

SHELL OIL CO10 citations72
US5777182AJul 7, 1998

Cobalt-catalyzed process for preparing 1,3-propanidiol

SHELL OIL CO16 citations72
US6984116B2Jan 10, 2006

Process and apparatus for crystallization of polytrimethylene terephthalate (PTT)

SHELL OIL CO7 citations69
US6903044B2Jun 7, 2005

One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand

SHELL OIL CO2 citations62
US6753289B2Jun 22, 2004

One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a phospholanoalkane ligand

SHELL OIL CO2 citations62
US6750373B2Jun 15, 2004

One-step production of 1, 3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst

SHELL OIL CO3 citations62
US6660892B2Dec 9, 2003

Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction

SHELL OIL CO2 citations62
US6586643B2Jul 1, 2003

One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand

SHELL OIL CO2 citations62
US6545190B2Apr 8, 2003

One step process for preparing a 1,3-diol

SHELL OIL CO5 citations62
US6706656B2Mar 16, 2004

One step process for preparing a 1,3-diol

SHELL OIL CO2 citations61
US6518466B2Feb 11, 2003

One step process for preparing a 1,3-diol

SHELL OIL CO1 citations61
US6468940B1Oct 22, 2002

One step process for preparing a 1,3-diol

SHELL OIL CO2 citations61
US7115540B2Oct 3, 2006

Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction

SHELL OIL CO0 citations52
US7538061B2May 26, 2009

One-step production of 1,3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst

SHELL OIL CO0 citations51
US6528579B2Mar 4, 2003

Zero-heel polyester process

SHELL OIL CO1 citations42