Methods for dechlorynation disposal of polyvinyl chloride...

A - Human Necessities – 62 – D

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A62D 3/40 (2007.01) B01D 53/68 (2006.01) C08F 8/26 (2006.01) A62D 3/00 (2006.01)

Patent

CA 2119167

ABSTRACT The present invention provides methods for making gases generated in the treatment of hydrogen chloride wastes harmless by neutralization and dissolving, and an apparatus thereof, and a suction-type solution filter container to be used, and providing to shape useful materials or components, such as activated carbon with excellent adsorbability, from the post-treated residues of the wastes. Hydrogen chloride wastes are put in the sealed container 1 and heated at 400 °C or less without oxigen or with air-blocked condition; the gases from the wastes, such as chlorine or hydrogen chloride, are sucked to extract from the container; the extracted gases are introduced into the suction-type solution filter container with liquid filtration agents to pass therethrough; chlorine is removed and reduced in volume from the wastes in the sealed container.

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