Invention Grant
- Patent Title: Cleaning and purifying compositions and associated method for purifying process water from the refinement of petroleum
- Patent Title (中): 清洁和净化组合物和相关方法，用于从石油精炼中净化工艺用水
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Application No.: US13136097Application Date: 2011-07-21
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Publication No.: US08445420B2Publication Date: 2013-05-21
- Inventor: Michael J. Sanchez , William D. Sanchez
- Applicant: Michael J. Sanchez , William D. Sanchez
- Agency: Knechtel, Demeur & Samlan
- Main IPC: C11D17/00
- IPC: C11D17/00 ; C11D17/18 ; C11D17/08 ; C11D3/20 ; C02F5/08 ; C02F1/68
Abstract:
A cleaning and purifying composition including at least one solvent, an alkaline agent, a deflocculant, at least one surfactant selected from the group comprising an alcohol ethoxylate surfactant, an alkylamino-polyethoxy-sulfate surfactant, a polyether-phosphate ester surfactant, a surfactant that is a phosphate ester of an ethoxylated alcohol, and a surfactant that is a polyethyleneglycol monoalkyl ether, and a bonding agent.
Public/Granted literature
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