Invention Grant
US07691960B2 Citric acid based emulsifiers for oilfield applications exhibiting low fluorescence
有权
用于油田应用的柠檬酸乳化剂，表现出低荧光
- Patent Title: Citric acid based emulsifiers for oilfield applications exhibiting low fluorescence
- Patent Title (中): 用于油田应用的柠檬酸乳化剂，表现出低荧光
-
Application No.: US10556021Application Date: 2004-05-19
-
Publication No.: US07691960B2Publication Date: 2010-04-06
- Inventor: Rodney Lee Cravey
- Applicant: Rodney Lee Cravey
- Applicant Address: NL Arnhem
- Assignee: Akzo Nobel N.V.
- Current Assignee: Akzo Nobel N.V.
- Current Assignee Address: NL Arnhem
- Agent Ralph J. Mancini
- International Application: PCT/EP2004/005561 WO 20040519
- International Announcement: WO2004/106456 WO 20041209
- Main IPC: C08G69/08
- IPC: C08G69/08
Abstract:
The present invention relates to a composition of citric acid based emulsifiers comprising polyamides for oilfield drilling applications that exhibit very low fluorescence, and to a process for their preparation.
Public/Granted literature
- US20070066795A1 Citric acid based emulsifiers for oilfield applications exhibiting low fluororescence Public/Granted day:2007-03-22
Information query
