Ceramic microspheres for cementing applications

United States of America Patent

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Mar 27, 2012
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Jun 9, 2011
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Dec 17, 2010
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Dec 4, 2008

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Abstract

A method and apparatus for manufacturing ceramic microspheres from industrial slag. The microspheres have a particle size of about 38 microns to about 150 microns. The microspheres are used to create a cement slurry having a density of at least about 11 lbs/g. The resultant cement slurry may then be used to treat subterranean wells.

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INTEVEP, S.A.

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Inventor Name	Address	# of filed Patents	Total Citations
Blanco, Aiskely	San Antonio de los Altos, VE	5	72
Pereira, Fedymar	Los Teques, Edo. Miranda, VE	3	4
Perera, Yibran	San Antonio de los Altos, VE	5	72
Quercia, George	Caracas D.F., VE	9	78

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Ceramic microspheres for cementing applications

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United States of America Patent

12971371

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PATENT NO	8143196
APP PUB NO	20110132610A1
SERIAL NO	12971371
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 27, 2012	US,8143196,B2 US8143196B2	GRANTED PATENT AS SECOND PUBLICATION
June 09, 2011	US,20110132610,A1 US20110132610A1	FIRST PUBLISHED PATENT APPLICATION

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12971371

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