Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tandem spacer fluid system and method for positioning a cement slurry in a wellbore annulus

Tandem spacer fluid system and method for positioning a cement slurry in a wellbore annulus

US Patent 6283213 · Granted Sep 4, 2001

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Heat pop with near-azeotropic binary fluid2018
Heat pipe with near-azeotropic binary fluid2017
Method for pickling a work string using dispersed solvent-in-acid fluid design2009
Method for removing filter cake from a horizontal wellbore using acid foam2009
Method and composition for removing filter cake from a horizontal wellbore using2009
Water block removal with surfactant based hydrocarbonaceous liquid system2005
Tandem spacer fluid system and method for positioning a cement slurry in a wellb2003
Method for removing deposits comprising heavy hydrocarbonaceous materials and fi2001
Surfactant composition for cleaning wellbore and oil field surfaces using the su2000
Method for cleaning wellbore surfaces using coiled tubing with a surfactant comp2000
Acidic surfactant composition and method for cleaning wellbore and flowline surf2000
Surfactant blends for well operation2000