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Laura E. Black
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Sarnia, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Solvent extraction process involving membrane separation of extract...
Patent number
5,435,918
Issue date
Jul 25, 1995
Exxon Research and Engineering Co.
Adrianus Welmers
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Solvent extraction process involving membrane separation of extract...
Patent number
5,234,597
Issue date
Aug 10, 1993
Exxon Research and Engineering Company
Adrianus Welmers
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Interfacially polymerized membranes for the reverse osmosis separat...
Patent number
5,173,191
Issue date
Dec 22, 1992
Exxon Research and Engineering Company
Laura E. Black
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective separation of multi-ring aromatic hydrocarbons from disti...
Patent number
4,962,271
Issue date
Oct 9, 1990
Exxon Research and Engineering Company
Laura E. Black
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Aromatics - non-armoatics separation by permeation through thermall...
Patent number
4,885,096
Issue date
Dec 5, 1989
Exxon Research and Engineering Company
Laura E. Black
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Reverse osmosis cellulose and cellulosic membranes prepared by repe...
Patent number
4,857,201
Issue date
Aug 15, 1989
Exxon Research and Engineering Company
Laura E. Black
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective permeation of aromatic hydrocarbons through polyethylene...
Patent number
4,802,987
Issue date
Feb 7, 1989
Exxon Research and Engineering Company
Laura E. Black
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Membrane separation of uncoverted carbon fiber precursors from flux...
Patent number
4,606,903
Issue date
Aug 19, 1986
Exxon Research and Engineering Co.
Mahmoud M. Hafez
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for separating alkylaromatics from aromatic solvents and th...
Patent number
4,571,444
Issue date
Feb 18, 1986
Exxon Research and Engineering Co.
Laura E. Black
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aromatic solvent upgrading using membranes
Patent number
4,532,029
Issue date
Jul 30, 1985
Exxon Research and Engineering Co.
Laura E. Black
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL