Radioactive waste reprocessing method and device

Details Radioactive waste reprocessing method and device Radioactive waste reprocessing method and device

2011-08-30

2011-08-30

Rinehart, Kenneth B (Department: 3743)

Furnaces

Refuse incinerator

For explosive or radioactive material

C110S250000, C110S341000, C110S215000, C110S216000

Reexamination Certificate

active

08006631

ABSTRACT:
Radioactive waste treatment method, includes: (a) loading waste into plasma shaft furnace by conveying waste by hermetic conveyor from automated storage into plasma shaft furnace, wherein conveying is loading is controlled; (b) pyrolizing waste; (c) oxidizing coke; (d) withdrawing pyrogas and slug from furnace; (e) afterburning pyrogas in combustion chamber at an afterburning temperature of 1200-1350° C.; (f) supplying air into combustion chamber at two levels during afterburning step: (1) prechamber pyrogas air supply level, and (2) an upper part of combustion chamber air supply level; and (g) quenching an off-gas to 200-250° C. with subsequent mechanical cleaning and absorption cleaning and further cooling. A radioactive waste treatment plant is also disclosed.

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International Search Report for PCT/RU2006/000593.

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