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Morris P. Grotheer received US Patent No. 3,505,200 on April 7, 1970, filed December 1, 1966. It was assigned to Hooker Chemical Corp.
The patent's description opens:
This invention relates to an improved asbestos diaphragm composition particularly suited for use in chloralkali diaphragm cells.
- Author
- Morris P. Grotheer
- Published by
- US Patent Office
- Series
- US Patent No. 3,505,200
- Date
- April 7, 1970
- Library no.
- ACL Doc 21668 · asbestosclaims.law/library/21668
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, May 1970, in its patents department (the year's issues)
Cited on this site
Cite this document
Morris P. Grotheer. “Anthophyllite asbestos diaphragm for chlor-alkali electrolytic cells (US Patent 3,505,200, 1970).” April 7, 1970. US Patent No. 3,505,200. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21668. https://asbestosclaims.law/library/21668.
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