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United States Patent 4,183,814, filed Jan. 3, 1978 and issued Jan. 15, 1980, assigned to Union Carbide Corporation. It describes a chrysotile asbestos material with a precipitated siliceous layer and an organo-silane coating, for use as an additive in oil-base drilling muds and in resins. It gives two examples with viscosity test tables and six claims.
- Author
- Sundaresan Ramachandran (Inventor, North Tonawanda, N.Y.)
- Published by
- Union Carbide Corporation, New York, N.Y. (assignee); United States Patent Office
- Series
- Union Carbide documents, UC-206
- Date
- January 15, 1980
- Number
- Bates A10712 to A10713
- Library no.
- ACL Doc 15466 · asbestosclaims.law/library/15466
- Rights
- A document from asbestos litigation, published for research and historical study.
Read or download
Read online Download the PDF Document UC-206 · 4 pages · 282 KB
People and organizations
From Sundaresan Ramachandran (Inventor, North Tonawanda, N.Y.).
- Union Carbide Corporation (its organization)
- ASTM (named)
- Princeton University Press (named)
- U.S. Patent Office (named)
Related pages
Pages on our site about what this document covers: Calidria · California Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · Chrysotile: White Asbestos, the Most Common Type · Coalinga District.
About this copy
This is document UC-206 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 4 pages. Production numbers A10712 to A10713.
Cite this document
Sundaresan Ramachandran (Inventor, North Tonawanda, N.Y.). “U.S. Patent 4,183,814 (Ramachandran, Union Carbide): Asbestos Composition Having Organo-Silane Coating.” January 15, 1980. Union Carbide documents, UC-206, Bates A10712 to A10713. Union Carbide Corporation, New York, N.Y. (assignee); United States Patent Office. AsbestosClaims.Law Library, ACL Doc 15466. https://asbestosclaims.law/library/15466.
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