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Method of activating bentonite clays
United States Patent 3240616
US Patent References:
Process of treating clays
- - 2268131
Modified clay
- - 2307239
Well drilling fluid material and process of preparing the same
- - 2393174
Adsorption substances preparation
- - 2892800
Inventors:
Jerzy, Harasowski
Helena, Paczek
Publication Date:
03/15/1966
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Download PDF 3240616
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Assignee:
Jerzy, Harasowski
Helena, Paczek
Primary Class:
502/85
Other Classes:
423/275
International Classes:
B01J20/12
;
C04B33/13
;
B01J20/10
;
C04B33/02