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John Weirich
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Shreveport, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Sand control screen assemblies and associated methods of manufacturing
Patent number
11,555,383
Issue date
Jan 17, 2023
Chevron U.S.A. Inc.
John Barton Weirich
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for sealing gravel exit ports in gravel pack asse...
Patent number
8,739,870
Issue date
Jun 3, 2014
Superior Energy Services, L.L.C.
John Barton Weirich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for allowing fluid flow inside at least one s...
Patent number
8,622,125
Issue date
Jan 7, 2014
Superior Energy Services, L.L.C.
John Weirich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for allowing fluid flow inside at least one s...
Patent number
7,987,909
Issue date
Aug 2, 2011
Superior Engery Services, L.L.C.
Francisco A. Pineda
E21 - EARTH DRILLING MINING
Information
Patent Grant
Large inside diameter completion with position indication
Patent number
7,721,810
Issue date
May 25, 2010
Baker Hughes Incorporated
John B. Weirich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling systems with sensors for determining properties of drillin...
Patent number
6,176,323
Issue date
Jan 23, 2001
Baker Hughes Incorporated
John B. Weirich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluids for use in drilling and completion operations comprising wat...
Patent number
5,919,738
Issue date
Jul 6, 1999
Baker Hughes Incorporated
James E. Norfleet
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for completing a non-vertical portion of a subterranean well...
Patent number
4,915,172
Issue date
Apr 10, 1990
Baker Hughes Incorporated
Joseph F. Donovan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for completing a non-vertical portion of a sub...
Patent number
4,856,591
Issue date
Aug 15, 1989
Baker Hughes Incorporated
Joseph F. Donovan
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
SAND CONTROL SCREEN ASSEMBLIES AND ASSOCIATED METHODS OF MANUFACTURING
Publication number
20200408073
Publication date
Dec 31, 2020
Chevron U.S.A. Inc.
John Barton Weirich
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Apparatus and Methods for Allowing Fluid Flow Inside at Least One S...
Publication number
20120090831
Publication date
Apr 19, 2012
John Weirich
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR SEALING GRAVEL EXIT PORTS IN GRAVEL PACK ASSE...
Publication number
20100139917
Publication date
Jun 10, 2010
John Barton Weirich
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHODS FOR ALLOWING FLUID FLOW INSIDE AT LEAST ONE S...
Publication number
20100084133
Publication date
Apr 8, 2010
BJ Services Company
John Weirich
E21 - EARTH DRILLING MINING
Information
Patent Application
Large Inside Diameter Completion with Position Indication
Publication number
20090188676
Publication date
Jul 30, 2009
John B. Weirich
E21 - EARTH DRILLING MINING