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Richard A Wilsak
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Naperville, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for recovering paraxylene from at least two feedstreams con...
Patent number
10,351,491
Issue date
Jul 16, 2019
BP Corporation North America Inc.
Steven Norwood
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Apparatus and process for the separation of solids and liquids
Patent number
8,962,906
Issue date
Feb 24, 2015
BP Corporation North America Inc.
Richard A Wilsak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Melt-crystallization separation and purification process
Patent number
8,530,716
Issue date
Sep 10, 2013
BP Corporation North America Inc.
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Solid-liquid separation process
Patent number
8,211,319
Issue date
Jul 3, 2012
BP Corporation North America Inc.
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Apparatus and process for the separation of solids and liquids
Patent number
7,812,206
Issue date
Oct 12, 2010
BP Corporation North America Inc.
Richard A. Wilsak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Para-xylene production process integrating pressure swing adsorptio...
Patent number
6,600,083
Issue date
Jul 29, 2003
BP Corporation North America Inc.
Ruth Ann Doyle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Energy efficient process for producing high purity paraxylene
Patent number
6,565,653
Issue date
May 20, 2003
BP Corporation North America Inc.
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Olefin purification by adsorption of acetylenics and regeneration o...
Patent number
6,124,517
Issue date
Sep 26, 2000
BP Amoco Corporation
Mark P. Kaminsky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Olefin purification by adsorption of acetylenics and regeneration o...
Patent number
6,080,905
Issue date
Jun 27, 2000
BP Amoco Corporation
Mark P. Kaminsky
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Unsaturated hydrocarbon separation and recovery process
Patent number
5,863,420
Issue date
Jan 26, 1999
Vincent J. Kwasniewski
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Process for Recovering Paraxylene from at Least Two Feedstreams Con...
Publication number
20160031772
Publication date
Feb 4, 2016
BP CORPORATION NORTH AMERICA INC.
Steven D. Norwood
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Apparatus and Process for the Separation of Solids and Liquids
Publication number
20110006008
Publication date
Jan 13, 2011
BP Corporation North America Inc.
Richard A Wilsak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MELT-CRYSTALLIZATION SEPARATION AND PURIFICATION PROCESS
Publication number
20100041936
Publication date
Feb 18, 2010
BP Corporation North America Inc.
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Apparatus and Process for the Separation of Solids and Liquids
Publication number
20070225539
Publication date
Sep 27, 2007
Richard A. Wilsak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Solid-liquid separation process
Publication number
20050056599
Publication date
Mar 17, 2005
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Energy efficient process for producing high purity paraxylene
Publication number
20020185056
Publication date
Dec 12, 2002
Richard A. Wilsak
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Para-xylene production process integrating pressure swing adsorptio...
Publication number
20020107427
Publication date
Aug 8, 2002
Ruth Ann Doyle
C07 - ORGANIC CHEMISTRY