Method of froth flotation
United States Patent 2778499

Inventors:
Charles, Chamberlain Eric Alfre
Lloyd, Waters Percy
Swan, Robertson William
Publication Date:
01/22/1957
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Assignee:
COAL INDUSTRY PATENTS LTD
Primary Class:
Other Classes:
210/704, 209/170
International Classes:
B03D1/24; B03D1/14
US Patent References:
2697384Process for removing dirt from wood pulp
Foreign References:
GB191318944A
FR20411A
FR467018A
GB104366A