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John Hen
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Skillman, NJ, US
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last 30 patents
Information
Patent Grant
Inhibition of scale from oil well brines utilizing a slow release c...
Patent number
5,604,185
Issue date
Feb 18, 1997
Mobil Oil Corporation
John Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Inhibition of scale formation from oil well brines utilizing a slow...
Patent number
5,399,270
Issue date
Mar 21, 1995
Mobil Oil Corporation
John L. Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for effective placement of a long life scale inhibitor
Patent number
5,377,758
Issue date
Jan 3, 1995
Mobil Oil Corporation
Eleanor R. Fieler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Synthesis of crystalline ultra-large pore oxide materials
Patent number
5,308,602
Issue date
May 3, 1994
Mobil Oil Corp.
David C. Calabro
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Inhibition of scale formation from oil well brines utilizing a slow...
Patent number
5,141,655
Issue date
Aug 25, 1992
Mobil Oil Corporation
John Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of increasing retention of scale inhibitors in subterranean...
Patent number
5,089,150
Issue date
Feb 18, 1992
Mobil Oil Corporation
John Hen
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Dissolution of sulfate scales
Patent number
5,068,042
Issue date
Nov 26, 1991
Mobil Oil Corporation
John Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Dissolution of sulfate scales
Patent number
5,059,333
Issue date
Oct 22, 1991
Mobil Oil Corporation
John L. Hen
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Sulfonate-containing polymer/polyanionic cellulose combination for...
Patent number
5,008,025
Issue date
Apr 16, 1991
Mobil Oil Corporation
John Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of increasing retention of scale inhibitor in subterranean f...
Patent number
4,947,934
Issue date
Aug 14, 1990
Mobil Oil Corporation
John Hen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for preparing ethylene-higher olefin copolymer oils with Zi...
Patent number
4,855,526
Issue date
Aug 8, 1989
Mobil Oil Corporation
John Hen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for scale and corrosion inhibition in a well penetrating a s...
Patent number
4,787,455
Issue date
Nov 29, 1988
Mobil Oil Corporation
Earl S. Snavely
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for scale and corrosion inhibition in a well penetrating a s...
Patent number
4,779,679
Issue date
Oct 25, 1988
Mobil Oil Corporation
Earl S. Snavely
E21 - EARTH DRILLING MINING