Oil recovery method utilizing an alkylarylpoxyalkylene sulfonate

Patent · Tue Aug 14 00:00:00 EDT 1984

OSTI ID:6372350

McCoy, D R

An alkylarylpolyalkoxyalkylene sulfonate alone or combined with a water soluble petroleum sulfonate surfactant is dissolved in water to form an effective surfactant fluid that is stable in high salinity environments. The surfactant fluid is injected into an underground petroleum-containing reservoir in an enhanced oil recovery process.

• Assignee: EDB-85-009924
• Patent Number(s): US 4465602
• OSTI ID: 6372350
• Resource Relation: Patent File Date: Filed date 11 Jun 1982; Other Information: PAT-APPL-387711
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
MICROEMULSIONS
CHEMICAL PREPARATION
OIL WELLS
MICROEMULSION FLOODING
DISSOLUTION
ENHANCED RECOVERY
PETROLEUM SULFONATES
SALINITY
STABILITY
SURFACTANTS
WATER
COLLOIDS
DISPERSIONS
EMULSIONS
ESTERS
FLUID INJECTION
HYDROGEN COMPOUNDS
MISCIBLE-PHASE DISPLACEMENT
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXYGEN COMPOUNDS
RECOVERY
SULFONATES
SULFONIC ACID ESTERS
SYNTHESIS
WELLS
020300* - Petroleum- Drilling & Production