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Robbie T. Foster, William B. Darlington and Malcolm Korach received US Patent No. 3,991,251 on November 9, 1976, filed October 3, 1973. It was assigned to PPG Industries Inc.
The patent's abstract:
Disclosed is a method of preparing an asbestos diaphragm where alkali metal ions are provided from an aqueous alkaline solution within the fibrous asbestos diaphragm, the diaphragm is heated to form an alkali metal silicate layer on the asbestos fibers, and thereafter contacted with anolyte liquor.
- Author
- Robbie T. Foster; William B. Darlington; Malcolm Korach
- Published by
- US Patent and Trademark Office
- Series
- US Patent No. 3,991,251
- Date
- November 9, 1976
- Library no.
- ACL Doc 23791 · asbestosclaims.law/library/23791
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, March 1977, in its patents department (the year's issues)
Cited on this site
Cite this document
Robbie T. Foster, William B. Darlington, Malcolm Korach. “Treatment of asbestos diaphragms and resulting diaphragm (US Patent 3,991,251, 1976).” November 9, 1976. US Patent No. 3,991,251. US Patent and Trademark Office. AsbestosClaims.Law Library, ACL Doc 23791. https://asbestosclaims.law/library/23791.
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