Invention Grant
- Patent Title: Demulsifying and dehydrating formulations for heavy crude oils based on block copolymers bifunctionalized with amines
- Patent Title (中): 基于用胺双官能化的嵌段共聚物的重质原油的脱乳和脱水配方
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Application No.: US12635050Application Date: 2009-12-10
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Publication No.: US08815960B2Publication Date: 2014-08-26
- Inventor: Gabriel Cendejas Santana , Eugenio Alejandro Flores Oropeza , Laura Verónica Castro Sotelo , Aristeo Estrada Buendía , Marcelo Lozada y Cassou , Flavio Salvador Vázquez Moreno
- Applicant: Gabriel Cendejas Santana , Eugenio Alejandro Flores Oropeza , Laura Verónica Castro Sotelo , Aristeo Estrada Buendía , Marcelo Lozada y Cassou , Flavio Salvador Vázquez Moreno
- Applicant Address: MX Mexico City
- Assignee: Instituto Mexicano Del Petroleo
- Current Assignee: Instituto Mexicano Del Petroleo
- Current Assignee Address: MX Mexico City
- Agency: Roylance, Abrams, Berdo & Goodman, L.L.P.
- Priority: MXMX/a/2008/015756 20081210
- Main IPC: B01D17/05
- IPC: B01D17/05 ; C10G33/04 ; C08L71/02 ; C08G65/333 ; C08G65/325
Abstract:
The present invention relates to demulsifying and dehydrating formulations of heavy crude oil based block copolymers amine bifunctionalized with low polydispersities. These formulations can contain solvents whose boiling point is in the range from 35 to 200° C., preferably: dichloromethane, chloroform, toluene, xylenes, turbosine, naphtha or mixtures thereof.
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