Compositions – Water-softening or purifying or scale-inhibiting agents – Deoxidant or free-metal containing
Patent
1980-07-14
1981-07-21
Albrecht, Dennis L.
Compositions
Water-softening or purifying or scale-inhibiting agents
Deoxidant or free-metal containing
210749, 252392, 252393, 422 13, 422 14, 422 15, 422 16, C02F 120, C02F 158, C09K 1508, C09K 1520
Patent
active
042797675
ABSTRACT:
An improved oxygen scavenger for aqueous mediums is disclosed which comprises hydrazine-free solution of hydroquinone and mu-amine.
REFERENCES:
patent: 2580923 (1952-01-01), Jacoby
patent: 3551349 (1970-12-01), Kallfass
patent: 3552969 (1971-01-01), Henn
patent: 3764548 (1973-10-01), Redmore
patent: 3843547 (1974-10-01), Kaufman
patent: 3983048 (1976-09-01), Schiessl
patent: 4019859 (1977-04-01), Lavin
patent: 4172728 (1979-10-01), Sincius
patent: 4192844 (1980-03-01), Trace
Albrecht Dennis L.
Betz Laboratories Inc.
Peacock Bruce E.
Ricci Alexander D.
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