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DAVID O. TRAHAN
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LAFAYETTE, LA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus to extract crawfish tail meat
Patent number
11,985,984
Issue date
May 21, 2024
David O. Trahan
A22 - BUTCHERING MEAT TREATMENT PROCESSING POULTRY OR FISH
Information
Patent Grant
Clay control additive for wellbore fluids
Patent number
11,118,104
Issue date
Sep 14, 2021
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Composition and method for improving performance of friction reduci...
Patent number
11,072,739
Issue date
Jul 27, 2021
Downhole Chemical Solutions, LLC
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methanol production reactor apparatus and method of operations usin...
Patent number
10,744,475
Issue date
Aug 18, 2020
David O. Trahan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
High efficiency powder dispersion and blend system and method for u...
Patent number
10,737,226
Issue date
Aug 11, 2020
David O. Trahan
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for sulfide treatment in oilfield systems
Patent number
10,730,818
Issue date
Aug 4, 2020
David O. Trahan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method, process, apparatus and chemicals to produce and inject para...
Patent number
10,711,176
Issue date
Jul 14, 2020
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method and composition to remove iron and iron sulfide compounds fr...
Patent number
8,673,834
Issue date
Mar 18, 2014
David O. Trahan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and composition to remove iron and iron sulfide compounds fr...
Patent number
7,855,171
Issue date
Dec 21, 2010
David O. Trahan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gas treating solution corrosion inhibitor
Patent number
6,299,836
Issue date
Oct 9, 2001
Coastal Chemical Co., L.L.C. (A Louisiana limited liability company)
Ray R. Veldman
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gas treating solution corrosion inhibitor
Patent number
6,059,992
Issue date
May 9, 2000
Ray R. Veldman
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Oxygen scavenging solutions for reducing corrosion by heat stable a...
Patent number
5,686,016
Issue date
Nov 11, 1997
Ray R. Veldman
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS TO EXTRACT CRAWFISH TAIL MEAT
Publication number
20220408743
Publication date
Dec 29, 2022
David O. Trahan
A22 - BUTCHERING MEAT TREATMENT PROCESSING POULTRY OR FISH
Information
Patent Application
Composition and Method for Breaking Friction Reducing Polymer for W...
Publication number
20210284901
Publication date
Sep 16, 2021
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Clay Control Additive For Wellbore Fluids
Publication number
20210230473
Publication date
Jul 29, 2021
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Composition And Method For Improving Performance Of Friction Reduci...
Publication number
20200399531
Publication date
Dec 24, 2020
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHANOL PRODUCTION REACTOR APPARATUS AND METHOD OF OPERATIONS USIN...
Publication number
20200254415
Publication date
Aug 13, 2020
David O. Trahan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH EFFICIENCY POWDER DISPERSION AND BLEND SYSTEM AND METHOD FOR U...
Publication number
20200129934
Publication date
Apr 30, 2020
David O. Trahan
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD, PROCESS, APPARATUS AND CHEMICALS TO PRODUCE AND INJECT PARA...
Publication number
20200032124
Publication date
Jan 30, 2020
David O. Trahan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
System For Suflide Treatment In Oilfield Systems
Publication number
20200031750
Publication date
Jan 30, 2020
David O. Trahan
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHODS AND APPARATUS FOR REGENERATION OF CATALYST BEDS IN REACTORS
Publication number
20160263568
Publication date
Sep 15, 2016
REPUBLIC CHEMICAL TECHNOLOGIES
DAVID O. TRAHAN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS AND APPARATUS FOR TREATING SULFIDES IN PRODUCED FLUIDS
Publication number
20150266756
Publication date
Sep 24, 2015
ENERSCIENCES HOLDINGS, LLC
DAVID O. TRAHAN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Method and composition to remove iron and iron sulfide compounds fr...
Publication number
20110152153
Publication date
Jun 23, 2011
David O. Trahan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method and composition to remove iron and iron sulfide compounds fr...
Publication number
20100099596
Publication date
Apr 22, 2010
David O. Trahan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Corrosion inhibitors
Publication number
20070152191
Publication date
Jul 5, 2007
David O. Trahan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Corrosion-inhibiting composition and method of use
Publication number
20070001150
Publication date
Jan 4, 2007
Roy D. Hudgens
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...