6 results for “Union Carbide Corporation”
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Company document · Union Carbide documents · December 21, 1965
U.S. Patent 3,224,965, Water and Waste Treatment, R. G. Woolery, assignor to Union Carbide Corporation (1965)
…Dec. 21, 1965 to Robert G. Woolery and assigned to Union Carbide Corporation, describes a process for clarifying water and waste liquids by contacting them with opened chrysotile asbestos, preferably 'Coalinga-type' asbestos from the Coalinga…
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Company document · Union Carbide documents
Two U.S. Patents Assigned to Union Carbide: Coupling Agents for Chrysotile Asbestos (Azrak et al., 1975) and Water and Waste Treatment with Coalinga-Type Asbestos (Woolery, 1965)
Exhibit combining two U.S. patents assigned to Union Carbide. Page 1 is the front page of Patent 3,928,278 (Dec. 23, 1975), on coupling agents for chrysotile asbestos and thermoplastic polymers. Pages 2-4…
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Company document · Union Carbide documents
Union Carbide Mining and Metals Division Brochure, Refined Chrysotile Asbestos: Product Specifications, Descriptions, Uses
Cover: Refined Chrysotile Asbestos, Product Specifications, Descriptions, Uses Product summary: high-purity, grit-free asbestos available from Union Carbide, with grades and uses Reprint of R. G. Woolery, 'Effects of Chrysotile Asbestos Additions to Cellulosic Paper…
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Company document · Union Carbide documents · January 14, 1969
U.S. Patent No. 3,421,975, Reversible Flocculation and Redispersion of Chrysotile Asbestos (Woolery and Dresher, assignors to Union Carbide) (1969)
…1965, and issued January 14, 1969, to Union Carbide Corporation as assignee. It describes a process for flocculating chrysotile asbestos dispersed in water by raising the pH to 6.0-10.5, filtering and drying it…
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Company document · Union Carbide documents
Robert G. Woolery, Effects of Chrysotile Asbestos Additions to Cellulosic Paper (Abstract and Paper)
Technical paper by Robert G. Woolery on adding purified chrysotile asbestos fiber to cellulosic paper. It reports laboratory handsheet results and paper mill trials on retention, opacity, tear and tensile strength, softness, freeness, porosity,…
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Patent · January 14, 1969
Reversible flocculation and redispersion of chrysotile asbestos (US Patent 3,421,975, 1969)
…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…