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Thomas A. Lindquist
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Denair, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Container with secondary containment venting by form of construction
Patent number
5,702,026
Issue date
Dec 30, 1997
Convault, Inc.
Thomas R. Lindquist
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Cylindrical storage tank
Patent number
D387847
Issue date
Dec 16, 1997
Convault, Inc.
David C. Wadlington
D23 - Environmental heating and cooling
Information
Patent Grant
Method for entombment of container in concrete
Patent number
5,372,772
Issue date
Dec 13, 1994
Convault, Inc.
Ralph Bambacigno
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Drop tube assembly with shut-off valve and method for assembling th...
Patent number
5,235,999
Issue date
Aug 17, 1993
Guillotine, Inc.
Thomas R. Lindquist
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Apparatus for forming a fluid containment vault
Patent number
5,234,191
Issue date
Aug 10, 1993
Convault, Inc.
Ralph Bambacigno
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fluid containment vault with homogeneous concrete-entombed tank
Patent number
5,174,079
Issue date
Dec 29, 1992
Convault, Inc.
Ralph Bambacigno
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Storage vault and method for manufacture
Patent number
5,157,888
Issue date
Oct 27, 1992
Convault, Inc.
Thomas R. Lindquist
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tank stabilizer
Patent number
5,064,155
Issue date
Nov 12, 1991
Convault, Inc.
Ralph Bambacigno
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Above ground liquid storage system with overfill reservoir
Patent number
4,986,436
Issue date
Jan 22, 1991
Convault Inc.
Ralph Bambacigno
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Apparatus for entombment of tanks in concrete
Patent number
4,963,082
Issue date
Oct 16, 1990
Convault, Inc.
Thomas R. Lindquist
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for making steel/concrete tanks
Patent number
4,931,235
Issue date
Jun 5, 1990
Convault, Inc.
Thomas A. Lindquist
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method for entombment of tanks in concrete
Patent number
4,826,644
Issue date
May 2, 1989
Convault, Inc.
Thomas R. Lindquist
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PROVIDING AND TESTING STORAGE CONTAINMENT
Publication number
20130087570
Publication date
Apr 11, 2013
Convault, Inc.
Jahanguir Ekhtiar
G01 - MEASURING TESTING