Fluoride containing compositions for removal of pollutants from

Details Fluoride containing compositions for removal of pollutants from Fluoride containing compositions for removal of pollutants from

1982-09-27

1984-03-13

Kittle, John E.

Compositions

Water-softening or purifying or scale-inhibiting agents

Water-insoluble base-exchange agent containing

252 60, 252175, 210679, 210684, 210751, 210753, 210909, 210913, 106 89, 106109, 502 60, 502 84, C02F 152, C02F 162

Patent

active

044366450

ABSTRACT:
Novel compositions containing fluoride are provided for the removal of organic and heavy metal pollutants from waste waters and methods of utilizing same. The compositions comprise components selected from ion exchange absorbent gels, cements, water soluble fluoride containing salts and optionally alkali metal ortho phosphates. The procedures of the present invention yield not only clarified waters but provided a sludge which can be disposed of under environmentally acceptable conditions.

REFERENCES:
patent: 3677939 (1972-07-01), Patil et al.
patent: 3947283 (1976-03-01), Uchikawa et al.
patent: 3947284 (1976-03-01), Kitsugi et al.
patent: 4035259 (1977-07-01), Casale
patent: 4098714 (1978-07-01), Derleth et al.
patent: 4113504 (1978-09-01), Chen et al.
patent: 4116705 (1978-09-01), Chappell
patent: 4124405 (1978-11-01), Quienot
patent: 4149968 (1979-04-01), Kupiec et al.

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