US 7,507,694 B2
Surfactant-free emulsions and methods of use thereof
William W. Shumway, Houston, Tex. (US); Kenneth W. Pober, Houston, Tex. (US); and Jeff Kirsner, Friendswood, Tex. (US)
Assigned to Halliburton Energy Services, Inc., Duncan, Okla. (US)
Filed on Mar. 12, 2004, as Appl. No. 10/799,810.
Prior Publication US 2005/0202977 A1, Sep. 15, 2005
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 8/64 (2006.01); C09K 8/70 (2006.01)
U.S. Cl. 507—221  [507/118; 507/129; 507/136; 507/138; 507/143; 507/239; 507/244; 507/248; 507/261; 507/263; 507/265; 507/267; 507/268; 507/270; 507/271] 44 Claims
OG exemplary drawing
 
1. A method of treating a subterranean formation comprising:
providing a treatment fluid that comprises a surfactant-free emulsion, the surfactant-free emulsion comprising an oleaginous fluid, a fluid that is at least partially immiscible with the oleaginous fluid, and solid emulsion facilitating particles, wherein the emulsion facilitating particles have a fluid contact angle in the range from about 70° to about 140°; and
treating the subterranean formation.