Title:
DEPOSITION FLOCCULANT FOR USE IN WATER TREATMENT
Document Type and Number:
WIPO Patent Application WO/1983/004376
Kind Code:
A1
Abstract:
A deposition flocculant for depositing (insolubilizing) and flocculating organic materials dissolved in waste water, a process for its preparation, and a method for removing dissolved organic materials from waste water by using the agent. The agent comprises an acidic additive containing as major components various metallic and non-metallic salts obtained by dissolving rocks containing various metallic and non-metallic oxides (SiO2, Al2O3, Fe2O3, K2O, and MgO being major components) and/or a substance containing substantially the same ingredients in an aqueous inorganic acid solution.
Inventors:
SHIMANISHI ASAO (JP)
Application Number:
PCT/JP1983/000170
Publication Date:
December 22, 1983
Filing Date:
May 30, 1983
Export Citation:
Assignee:
SHIMANISHI ASAO
International Classes:
B01D21/02; B01D21/01; C02F1/52; (IPC1-7): B01D21/01; C02F1/52; C02F1/58
Foreign References:
| JPS5152662A | 1976-05-10 | |||
| JPS49123188A | 1974-11-25 | |||
| JPS4928113B1 | 1974-07-23 |
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