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United States Patent 6,143,939
November 7, 2000
Method of Dehalogenation Using Diamonds
Inventors: Malvina Farcasiu, Roslyn Harbor, N.Y.; Phillip B. Kaufman, Lafayette, La.; Edward P. Ladner, Pittsburgh; Richard R. Anderson, Brownsville, both of Pa.

Abstract:
A method for preparing olefins and halogenated olefins is provided comprising contacting halogenated compounds with diamonds for a sufficient time and at a sufficient temperature to convert the halogenated compounds to olefins and halogenated olefins via elimination reactions.

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Move the post if it is misplaced - I thought it be the right place here as novel it is for sure!
Practical?
Uhh....