Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1974-01-07
1976-11-16
Wyse, Thomas G.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
252180, C02B 506
Patent
active
039922944
ABSTRACT:
A process is disclosed for sequestering metal ions by treating said ions with a compound of the formula: ##EQU1## wherein R' is selected from the group consisting of .sup.-OH, alkyloxy and aryloxy; and R is selected from the group consisting of ##EQU2## wherein Z is .sup.-OH, alkyl, aryl, alkoxy and aryloxy.
REFERENCES:
patent: 3336221 (1967-08-01), Ralston
patent: 3434969 (1969-03-01), Ralston
patent: 3763281 (1973-10-01), Weil
Chamberlin Howard A.
Scharf Daniel J.
Casella Peter F.
Crossetta, Jr. William J.
Hooker Chemicals & Plastics Corporation
Wyse Thomas G.
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