Immiscible displacement of oil with surfactant system

Improved fluid loss control system

Increasing the clay-dissolving capability of a relatively high p

Increasing the viscosity of CO.sub.2 solutions

Inhibited acid system for acidizing wells

Inhibited oil field drilling fluid

Inhibiting acid corrosion of metals

Inhibiting corrosion

Inhibiting corrosion with macrocyclic tetramine corrosion inhibi

Inhibition of scale deposition in high temperature wells

Inhibition of scale formation from oil well brines utilizing a s

Inhibitor treatment program for chlorine dioxide corrosion

Injection water treatment to prevent compaction and permeability

Injection water viscosifier for enhanced oil recovery

Injectivity of crude oil and petroleum sulfonate slugs by the ad

Inorganic acid solution viscosifier and corrosion inhibitor and

Intramolecular polymer complexes - viscosifiers for high ionic s

Invert emulsion drilling fluid comprising oligamide composition

Invert emulsion well servicing fluids

Invert emulsion well-servicing fluids