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Process for destruction of halogenated organic compounds in solids
   
Document Number
US Patent 7488863
Issued Date
February 10, 2009
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Abstract
The invention provides processes for decontamination of organic halides in asphalt-containing wastes, such as PCBs in asphaltic potting compounds. The processes may use hydrocarbon solvents to dissolve the asphaltic waste, and an alkali metal reactant, such as a sodium dispersion, to destroy the organic halides in the dissolved mixture.
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Number of Claims:
20
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Owner
Powertech Labs, Inc (Surrey, CA)
Published
February 10, 2009
Application Number
11/823,855
Filed
June 27, 2007
US Classification
588/406   588/316
Int'l Classification
A62D   3/00   (20070101)  
Parent Case
This is a continuation of the prior application Ser. No. 10/280,996, filed Oct. 24, 2002, now abandoned, and the U.S. Provisional patent application Ser. No. 60/337,723, filed Nov. 7, 2001, the benefit of the filing date of which is hereby claimed under 35 USC 120.
USPTO Field of Search
588/313   588/316   588/317   588/318   588/400   588/406  
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