H. B. Rhodes to R. E. Byrne, Jr. on a Possible Montello Patent on Oil-Wetted Asbestos, with Montello Letter, Patent Search and Call Report (1979)

A May 1979 internal memo from H. B. Rhodes to R. E. Byrne, Jr. comments on patent information received from Montello about an oil-wetted asbestos product. It is followed by Montello's April 1979 cover letter, an undated Montello description of the product, a May 1978 patent-search letter to Montello, copies of three patents, and a May 1979 sales call report on a visit to Montello.

What the document holds

• Page 1: Internal memo, H. B. Rhodes to R. E. Byrne, Jr., May 7, 1979, on a possible Montello patent on oil-wetted asbestos
• Page 2: Letter, Kenneth N. Campbell (Montello, Inc.) to Dr. Harry Rhodes, April 24, 1979, on the first manufacturing run of the oil wet product and proprietary coverage
• Page 3: Undated Montello 'To Whom It May Concern' description of an oil-coated asbestos pellet viscosifier for drilling fluids (incomplete)
• Pages 4-5: Letter, Head, Johnson & Chafin (patent attorneys, Tulsa) to Harry Wyatt of Montello, May 18, 1978, on a preliminary patentability search
• Pages 6-10: U.S. Patent 3,967,043, Otouma et al., Asbestos Articles Having Dustproof Properties (June 29, 1976)
• Pages 11-16: U.S. Patent 3,660,148, Heron, Treatment of Asbestos (1972)
• Pages 17-25: U.S. Patent 3,965,284, Xanthos et al., Chemically Opening Chrysotile Asbestos and Encapsulating (June 22, 1976)
• Page 26: Sales call report, J. E. Walsh, Montello, Tulsa, call date 5-3-79, on the oil-wetted pellet project and the 'Univis' product

People and organizations

From H. B. Rhodes (Calidria Asbestos, UCC Metals Division); Kenneth N. Campbell (Montello, Inc. (signer of the April 24, 1979 letter)) to R. E. Byrne, Jr. (UCC-Metals Division, Niagara Falls, NY); Dr. Harry Rhodes (Union Carbide Corporation, Metals Division (addressee of the Montello letter)).

• Kenneth N. Campbell (author)
• Harrison B. Rhodes (author, recipient)
• Robert E. Byrne, Jr. (recipient)
• Metals Division (its organization)
• Union Carbide Corporation (its organization)
• Calidria Asbestos (named)
• Montello (named)
• Nippon Asbestos Company, Ltd (named)

Related pages

Pages on our site about what this document covers: Calidria · New York Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · Oklahoma Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage.

About this copy

This is document UC-715 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 26 pages.