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Tan-Jen Chen
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Clearwater, CA
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last 30 patents
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Patent Grant
Separation of hydrocarbon dewaxing and deasphalting solvents from d...
Patent number
5,182,024
Issue date
Jan 26, 1993
Exxon Research and Engineering Company
Tan-Jen Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Integrated solvent extraction/membrane extraction with retentate re...
Patent number
5,120,900
Issue date
Jun 9, 1992
Exxon Research and Engineering Company
Tan-Jen Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Olefin/paraffin separation via membrane extraction
Patent number
5,107,058
Issue date
Apr 21, 1992
Exxon Research and Engineering Company
Tan-Jen Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Selective separation of naphthenes from paraffins by membrane extra...
Patent number
5,107,056
Issue date
Apr 21, 1992
Exxon Research and Engineering Company
Tan-Jen Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Iso/normal paraffin separation by membrane extraction
Patent number
5,107,059
Issue date
Apr 21, 1992
Exxon Research and Engineering Company
Tan-Jen Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Intergrated membrane pre-extraction/solvent extraction of distillates
Patent number
5,095,170
Issue date
Mar 10, 1992
Exxon and Research and Engineering Company
Tan-Jen Chen
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Integrated coking-gasification process with mitigation of bogging a...
Patent number
5,094,737
Issue date
Mar 10, 1992
Exxon Research and Engineering Company
Roby Bearden
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Selective multi-ring aromatics extraction using a porous, non-selec...
Patent number
5,045,206
Issue date
Sep 3, 1991
Exxon Research and Engineering Company
Tan-Jen Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Integrated coking-gasification process with mitigation of slagging
Patent number
5,039,394
Issue date
Aug 13, 1991
Exxon Research and Engineering Company
Tan-Jen Chen
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...