Waste treatment process

Details Waste treatment process Waste treatment process

1980-04-24

1982-03-30

Ford, John M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

568949, 564253, 260453P, C07C11918

Patent

active

043223664

ABSTRACT:
Processes for the treatment of toxic and malodorous wastestreams produced in the manufacture of methomyl and related compounds are provided. In these processes, methomyl and related compounds are oxidized with chlorine at a temperature of at least about 70.degree. C., preferably in the range of about 70.degree.-95.degree. C., preferably under acidic conditions, and then the resulting intermediate compounds are hydrolyzed with NaOH, KOH or Ca(OH).sub.2 at a temperature of at least about 70.degree. C., preferably in the range of about 70.degree.-100.degree. C., and at a reaction medium pH of at least about 9.5. The process is preferably carried out continuously.

REFERENCES:
patent: 3821266 (1974-06-01), Mulder et al.

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