US Patent 8006759 Manufacture of strong, lightweight, hollow proppants
Patent 8006759 was granted and assigned to Imaging Systems Technology, Inc. on August, 2011 by the United States Patent and Trademark Office.
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Patent abstract
An ultra strong, hollow sintered, impervious, metallic shell for use in structural applications including proppants for hydraulic fracturing. The shell is made of a maraging steel, low alloy steel, or stainless steel with a crush strength of about 3,000 psi or greater and a density of about 0.6 g/cm3 to about 2.5 g/cm3.
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US Patent 08006759 Manufacture of strong, lightweight, hollow proppants US Patent 8006759 Manufacture of strong, lightweight, hollow proppants
Infobox
Patent Number
0800675900
Patent Number
800675900
Edits on 30 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
080067590
Date of Patent
August 30, 2011
0Patent Application Number
118671740
Date Filed
October 4, 2007
0Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
080067590
Date of Patent
August 30, 2011
0Patent Application Number
118671740
Date Filed
October 4, 2007
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 08006759 Manufacture of strong, lightweight, hollow proppants
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08006759
Date of patent
August 30, 2011
Patent application number
11867174
Date Filed
October 4, 2007
Patent primary examiner
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