Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1996-01-24
1999-05-18
Langel, Wayne
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
210723, 423131, 423132, C02F1/52
Patent
active
059048565
ABSTRACT:
The present invention relates to a process for the preparation of solutions of aluminum salts, characterized in that an aluminate of an alkali metal and/or alkaline earth metal is dissolved in an acid solution to the formation of a solution which is used as such or is diluted to a suitable concentration.
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patent: 3418087 (1968-12-01), Schenck
patent: 4639362 (1987-01-01), Schanz
patent: 4681697 (1987-07-01), Doetsch et al.
patent: 5032369 (1991-07-01), Kondo et al.
Database WPI, Section Ch, Week 7624, Derwent Publications Limited, Record XP002000519 (Abstract of JP-A-49111892) (Oct. 24, 1974).
Database WPI, Section Ch, Week 7242, Derwent Publications Limited, Record XP002000520 (Abstract of JP-B-47040628) (Sep. 28, 1970).
Database WPI, Section Ch, Week 7938, Derwent Publications Limited, Record XP002000521 (Abstract of JP-A-54100998) (Aug. 9, 1979).
Barstrom Roger
Kvant Magnus
Kemira Kemi Aktiebolag
Langel Wayne
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