发明授权
US5476988A Settling aids for solids in hydrocarbons 失效
沉淀碳氢化合物固体助剂

Settling aids for solids in hydrocarbons
摘要:
A method for accelerating the settling of finely divided solids in hydrocarbon fluids comprising adding to the hydrocarbon a sufficient settling amount of quaternary fatty ammonium compound. Preferably, the hydrocarbon is a fluid catalytic cracker slurry containing spent catalyst fines.
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