US Patent 7651564 Gypsum-based floor underlayment
Patent 7651564 was granted and assigned to Georgia-Pacific on January, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A flooring composition for mixing with water to produce a self-leveling slurry that quickly hydrates to form a high strength floor underlayment comprising a dry mixture of (1) beta gypsum produced by a continuous method; (2) Class C fly ash; (3) a conventional water reducing aid such as sulfonated melamines, sulfonated naphthalenes and their related formaldehyde condensates, and (4) a conventional set retarder.
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US Patent 07651564 Gypsum-based floor underlayment US Patent 7651564 Gypsum-based floor underlayment
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Patent Number
0765156400
Patent Number
765156400
Edits on 22 Mar, 2023
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Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
076515640
Date of Patent
January 26, 2010
0Patent Application Number
121005070
Date Filed
April 10, 2008
0Official Website
Patent Primary Examiner
Edits on 26 Sep, 2022
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Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
076515640
Date of Patent
January 26, 2010
0Patent Application Number
121005070
Date Filed
April 10, 2008
0Official Website
Patent Primary Examiner
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US Patent 07651564 Gypsum-based floor underlayment
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07651564
Date of patent
January 26, 2010
Patent application number
12100507
Date Filed
April 10, 2008
Patent primary examiner
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