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Joseph H. Y. Niu
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Wanaque, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Viscoelastic surfactant fluids and related methods of use
Patent number
9,249,351
Issue date
Feb 2, 2016
Rhodia Operations
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Viscoelastic surfactant fluids and related methods of use
Patent number
7,238,648
Issue date
Jul 3, 2007
Schlumberger Technology Corporation
Manilal S. Dahayanake
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Viscoelastic surfactant fluids and related methods of use
Patent number
6,831,108
Issue date
Dec 14, 2004
Rhodia, Inc.
Manilal S. Dahanayake
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Viscoelastic surfactant fluids and related methods of use
Patent number
6,482,866
Issue date
Nov 19, 2002
Schlumberger Technology Corporation
Manilal S. Dahayanake
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Viscoelastic surfactant fluids and related methods of use
Patent number
6,258,859
Issue date
Jul 10, 2001
Rhodia, Inc.
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Mild cold pearlizing concentrates
Patent number
5,925,604
Issue date
Jul 20, 1999
Rhodia Inc.
Pu Chen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Mild cold pearlizing concentrates
Patent number
5,560,873
Issue date
Oct 1, 1996
Pu Chen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of inhibiting corrosion of metal surfaces in contact with a...
Patent number
5,019,341
Issue date
May 28, 1991
Betz Laboratories, Inc.
Joseph H. Y. Niu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods for deactivating copper in hydrocarbon fluids
Patent number
4,894,139
Issue date
Jan 16, 1990
Betz Laboratories, Inc.
Paul V. Roling
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Methods for deactivating iron in hydrocarbon fluids
Patent number
4,883,580
Issue date
Nov 28, 1989
Betz Laboratories, Inc.
Paul V. Roling
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods and composition for deactivating iron in hydrocarbon fluids
Patent number
4,847,415
Issue date
Jul 11, 1989
Betz Laboratories, Inc.
Paul V. Roling
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bifunctional antifoulant compositions and methods
Patent number
4,810,354
Issue date
Mar 7, 1989
Betz Laboratories, Inc.
Paul V. Roling
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Methods for deactivating copper in hydrocarbon fluids
Patent number
4,749,468
Issue date
Jun 7, 1988
Betz Laboratories, Inc.
Paul V. Roling
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method and composition for neutralizing acidic components in petrol...
Patent number
4,490,275
Issue date
Dec 25, 1984
Betz Laboratories Inc.
Joseph H. Y. Niu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and composition for neutralizing acidic components in petrol...
Patent number
4,430,196
Issue date
Feb 7, 1984
Betz Laboratories, Inc.
Joseph H. Y. Niu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
Viscoelastic Surfactant Fluids and Related Methods of Use
Publication number
20130327531
Publication date
Dec 12, 2013
SCHLUMBERGER TECHNOLOGY CORPORATION
Manilal S. Dahayanake
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
VISCOELASTIC SURFACTANT FLUIDS AND RELATED METHODS OF USE
Publication number
20110092398
Publication date
Apr 21, 2011
Rhodia Inc.
Manilal S. Dahanayake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Viscoelastic surfactant fluids and related methods of use
Publication number
20080200353
Publication date
Aug 21, 2008
Rhodia Inc.
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Viscoelastic Surfactant Fluids and Related Methods of Use
Publication number
20070249505
Publication date
Oct 25, 2007
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Viscoelastic surfactant fluids and related methods of use
Publication number
20040176478
Publication date
Sep 9, 2004
Rhodia, Inc.
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Viscoelastic surfactant fluids and related methods of use
Publication number
20040082484
Publication date
Apr 29, 2004
Manilal S. Dahayanake
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Viscoelastic surfactant fluids and related methods of use
Publication number
20020002205
Publication date
Jan 3, 2002
Rhodia, Inc.
Manilal S. Dahayanake
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...