Method of producing granular synthetic silica

United States of America Patent

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Feb 21, 1989
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N/A
app pub date
Sep 4, 1986
filing date
Sep 9, 1985

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Expired

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Abstract

A method of producing synthetic silica which is characterized by hydrolyzing a tetraalkoxysilane under a basic condition in the presence of an ammonium salt.

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Patent Owner(s)

Patent Owner	Address
TAMA CHEMICALS CO LTD	KAWASAKI CITY KANAGAWA

International Classification(s)

C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Cho, Toshitsura	Kawasaki, JP	15	157
Yoshizako, Mamoru	Machida, JP	4	31

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Method of producing granular synthetic silica

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06903547

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PATENT NO	4806329
SERIAL NO	06903547
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06903547

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