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Process for coal flotation using 4-methyl cyclohexane methanol frothers

Patent ·
OSTI ID:6934365
; ;

This patent describes an improvement in a froth flotation process wherein solid coal particles are selectively separated under coal froth flotation conditions as a froth phase from remaining solid feed particles as an aqueous phase in the presence of a frother. It comprises: a frother comprising a mixture of 4-methyl cyclohexane methanol, water, and a monoether of 4-methyl cyclohexane methanol.

Assignee:
Nalco Chemical Co., Naperville, IL
Patent Number(s):
A; US 4915825
Application Number:
PPN: US 7-353935A
OSTI ID:
6934365
Country of Publication:
United States
Language:
English

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Related Subjects

01 COAL, LIGNITE, AND PEAT
010300* -- Coal
Lignite
& Peat-- Preparation-- (1987-)
ALCOHOLS
ALKANES
CARBONACEOUS MATERIALS
CHEMICAL COMPOSITION
COAL
COAL PREPARATION
COLLOIDS
CYCLOALKANES
CYCLOHEXANE
DISPERSIONS
ENERGY SOURCES
ETHERS
FLOTATION
FOAMS
FOSSIL FUELS
FUELS
HYDROCARBONS
HYDROGEN COMPOUNDS
HYDROXY COMPOUNDS
MATERIALS
METHANOL
MIXTURES
ORGANIC COMPOUNDS
ORGANIC OXYGEN COMPOUNDS
OXYGEN COMPOUNDS
PROCESS SOLUTIONS
SEPARATION PROCESSES
SOLUTIONS
WATER