SULFUR BARRIER FOR USE WITH IN SITU PROCESSES FOR TREATING FORMATIONS
摘要
Methods for forming a barrier around at least a portion of a treatment area in a subsurface formation are described herein. Sulfur may be introduced into one or more wellbores located inside a perimeter of a treatment area in the formation having a permeability of at least 0.1 darcy. At least some of the sulfur is allowed to move towards portions of the formation cooler than the melting point of sulfur to solidify the sulfur in the formation to form the barrier.
申请公布号
WO2007149622(A2)
申请公布日期
2007.12.27
申请号
WO2007US67074
申请日期
2007.04.20
申请人
SHELL OIL COMPANY;SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.;VINEGAR, HAROLD, J.;CHRISTENSEN, DEL, S.