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Robert G. Woolery and William H. Dresher received US Patent No. 3,421,975 on January 14, 1969, filed April 30, 1965. It was assigned to Union Carbide Corp.
The patent's description opens:
This invention relates to a method for producing a dry finely divided chrysotile asbestos product which is readily capable of being redispersed in water to form a colloidal suspension of the asbestos fibers, and to the method of redispersing said dry asbestos.
- Author
- Robert G. Woolery; William H. Dresher
- Published by
- US Patent Office
- Series
- US Patent No. 3,421,975
- Date
- January 14, 1969
- Library no.
- ACL Doc 23563 · asbestosclaims.law/library/23563
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, March 1969, in its patents department (the year's issues)
Cited on this site
Cite this document
Robert G. Woolery, William H. Dresher. “Reversible flocculation and redispersion of chrysotile asbestos (US Patent 3,421,975, 1969).” January 14, 1969. US Patent No. 3,421,975. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23563. https://asbestosclaims.law/library/23563.
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