Process for producing hydraulic cements

United States of America Patent

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Sep 13, 1983
Grant Date
N/A
app pub date
Jan 4, 1982
filing date
Apr 2, 1981

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Expired

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Abstract

A calcium sulfoaluminate clinker having a calcium sulfoaluminate compound 3CaO.3Al.sub.2 O.sub.3. CaSO.sub.4 as a main component, a Portland cement and a blast furnace granulated slag are mixed to produce cements which prevent the formation of efflorescence.

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Patent Owner(s)

Patent Owner	Address
CHICHIBU CEMENT KABUSHIKIKAISHA A CORP OF JAPAN	NIHON KOGYO CLUB 1-4-6 MARUNOUCHI CHIYODA0KU TOKYO

International Classification(s)

C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ishizaki, Kanjiro	Chichibu, JP	5	78
Minegishi, Keiichi	Kumagaya, JP	9	60
Sudoh, Giichi	Chichibu, JP	2	27
Uchida, Ikuo	Chichibu, JP	1	21

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Process for producing hydraulic cements

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06336689

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PATENT NO	4404031
SERIAL NO	06336689
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