Method of reducing lead and acid waste contamination in battery

Details Method of reducing lead and acid waste contamination in battery Method of reducing lead and acid waste contamination in battery

1975-12-18

1977-05-17

Spear, Jr., Frank A.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 49, 210 51, 210DIG1, 423531, 423559, 2521821, C02B 120, C02B 502

Patent

active

040240550

ABSTRACT:
A method of reducing the sulfate ion and sulfuric acid contamination of waste water in lead-acid battery manufacturing operations and recovery of the lead in salvageable form is provided which comprises neutralizing aqueous sulfuric acid wastes by treatment with waste battery paste containing lead oxide under controlled pH conditions.

REFERENCES:
patent: 1610899 (1926-12-01), Stewart
patent: 1627351 (1927-05-01), Stewart
patent: 1783986 (1930-12-01), Stewart
Chem. Abstracts, vol. 14 8086.

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