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U.S. Patent 3,409,499, Dresher and Naumann, Chrysotile Asbestos Fiber Dispersion Including Monocarboxylic Acid (1968)

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U.S. Patent No. 3,409,499, filed May 14, 1965, assigned to Union Carbide Corporation. It describes a process for making stable water dispersions of finely divided chrysotile asbestos by adding a monocarboxylic acid and applying high-speed shearing forces. It gives three examples and ten claims, and names short-fiber chrysotile from deposits near Coalinga, Calif. as the preferred type.

Author
William H. Dresber (inventor, Warwick, N.Y. (name printed as 'Dresher' in the title in the page image; OCR reads 'Dresber')); Alfred W. Naumann (inventor, Suffern, N.Y.)
Published by
United States Patent Office (patent assigned to Union Carbide Corporation)
Series
Union Carbide documents, UC-102
Date
November 5, 1968
Number
Bates A10014
Library no.
ACL Doc 15378 · asbestosclaims.law/library/15378
Rights
A document from asbestos litigation, published for research and historical study.

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People and organizations

From William H. Dresber (inventor, Warwick, N.Y. (name printed as 'Dresher' in the title in the page image; OCR reads 'Dresber')); Alfred W. Naumann (inventor, Suffern, N.Y.).

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-102 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 4 pages. Production numbers A10014.

Cite this document

William H. Dresber (inventor, Warwick, N.Y. (name printed as 'Dresher' in the title in the page image, OCR reads 'Dresber')), Alfred W. Naumann (inventor, Suffern, N.Y.). “U.S. Patent 3,409,499, Dresher and Naumann, Chrysotile Asbestos Fiber Dispersion Including Monocarboxylic Acid.” November 5, 1968. Union Carbide documents, UC-102, Bates A10014. United States Patent Office (patent assigned to Union Carbide Corporation). AsbestosClaims.Law Library, ACL Doc 15378. https://asbestosclaims.law/library/15378.

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