May Duffield Thomas

Person

Richmond, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Mannich detergents for hydrocarbon fuels
- Patent number 9,783,752
- Issue date Oct 10, 2017
- Afton Chemical Corporation
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fuel composition comprising a nitrogen-containing compound
- Patent number 8,734,540
- Issue date May 27, 2014
- Afton Chemical Corporation
- Allen A. Aradi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fuel composition comprising a nitrogen-containing compound
- Patent number 8,715,373
- Issue date May 6, 2014
- Afton Chemical Corporation
- Allen A. Aradi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Mannich detergents for hydrocarbon fuels
- Patent number 8,557,003
- Issue date Oct 15, 2013
- Afton Chemical Corporation
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fuel compositions comprising hydrocarbon oil carriers and methods f...
- Patent number 8,231,695
- Issue date Jul 31, 2012
- Afton Chemical Corporation
- Lawrence J. Cunningham
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Mannich detergents for hydrocarbon fuels
- Patent number 7,597,726
- Issue date Oct 6, 2009
- Afton Chemical Corporation
- Peter W. Hou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Reaction of phenols with intermediate triazines
- Patent number 7,384,434
- Issue date Jun 10, 2008
- Afton Chemical Corporation
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
FUEL COMPOSITION COMPRISING A NITROGEN-CONTAINING COMPOUND
- Publication number 20140202069
- Publication date Jul 24, 2014
- AFTON CHEMICAL CORPORATION
- Allen A. Aradi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Fuel Additives and Gasoline Containing the Additives
- Publication number 20120180382
- Publication date Jul 19, 2012
- AFTON CHEMICAL CORPORATION
- Xinggao Fang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Mannich detergents for hydrocarbon fuels
- Publication number 20090071065
- Publication date Mar 19, 2009
- AFTON CHEMICAL CORPORATION
- Dennis J. Malfer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FUEL COMPOSITION COMPRISING A NITROGEN-CONTAINING COMPOUND
- Publication number 20090013589
- Publication date Jan 15, 2009
- Allen A. ARADI
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Mannich detergents for hydrocarbon fuels
- Publication number 20080141583
- Publication date Jun 19, 2008
- AFTON CHEMICAL CORPORATION
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
FUEL ADDITIVE COMPOUNDS AND METHOD OF MAKING THE COMPOUNDS
- Publication number 20080040968
- Publication date Feb 21, 2008
- Dennis J. Malfer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FUEL COMPOSITIONS COMPRISING HYDROCARBON OIL CARRIERS AND METHODS F...
- Publication number 20080034647
- Publication date Feb 14, 2008
- Lawrence J. Cunningham
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Diesel fuel compositions
- Publication number 20070245620
- Publication date Oct 25, 2007
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Mannich detergents for hydrocarbon fuels
- Publication number 20070169408
- Publication date Jul 26, 2007
- Peter W. Hou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Cyclic mannich products
- Publication number 20060196107
- Publication date Sep 7, 2006
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Preparation of amine derivates from nitriles and phenols
- Publication number 20060059771
- Publication date Mar 23, 2006
- Dennis J. Malfer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Reaction of phenols with intermediate triazines
- Publication number 20050268538
- Publication date Dec 8, 2005
- Dennis J. Malfer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

May Duffield Thomas

Person

Patents Grantslast 30 patents

Mannich detergents for hydrocarbon fuels

Fuel composition comprising a nitrogen-containing compound

Fuel composition comprising a nitrogen-containing compound

Mannich detergents for hydrocarbon fuels

Fuel compositions comprising hydrocarbon oil carriers and methods f...

Mannich detergents for hydrocarbon fuels

Reaction of phenols with intermediate triazines

Patents Applicationslast 30 patents

FUEL COMPOSITION COMPRISING A NITROGEN-CONTAINING COMPOUND

Fuel Additives and Gasoline Containing the Additives

Mannich detergents for hydrocarbon fuels

FUEL COMPOSITION COMPRISING A NITROGEN-CONTAINING COMPOUND

Mannich detergents for hydrocarbon fuels

FUEL ADDITIVE COMPOUNDS AND METHOD OF MAKING THE COMPOUNDS

FUEL COMPOSITIONS COMPRISING HYDROCARBON OIL CARRIERS AND METHODS F...

Diesel fuel compositions

Mannich detergents for hydrocarbon fuels

Cyclic mannich products

Preparation of amine derivates from nitriles and phenols

Reaction of phenols with intermediate triazines