Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1981-06-29
1983-02-08
Yudkoff, Norman
Classifying, separating, and assorting solids
Fluid suspension
Liquid
252 61, 210703, 210705, 210728, B03D 114
Patent
active
043728448
ABSTRACT:
An extender oil characterized as having a viscosity at 100.degree. F. in a range of about 40 to about 250 SUS and an aromatic content in the range of about 60 to about 85 wt % of the total collector composition of which about 10 to about 20 wt % of the total collector composition is chosen from among benzothiophenes and dibenzothiophenes. The above-described extender oil blended with the tall oil in a ratio of tall oil to extender oil in a range of about 75 wt %: to about 25 wt % to about 25 wt %:about 75 wt %. The extender oil described above blended with a fatty amine in a ratio of fatty amine to extender oil in a range of about 50 wt %:50 wt % to about 10 wt %:90 wt %. The flotation process for recovering phosphates and/or potash employing the compositions described above.
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Bresson Clarence R.
Parlman Robert M.
Phillips Petroleum Company
Yudkoff Norman
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