Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Borehole fluid density well logging means and method

Borehole fluid density well logging means and method

US Patent 4939362 · Granted Jul 3, 1990

Estimated economic value: $9,652,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Methods, apparatus, and systems for steam flow profiling2019
Methods, apparatus, and systems for steam flow profiling2019
Methods, apparatus, and systems for steam flow profiling2019
Steam distribution apparatus and method for enhanced oil recovery of viscous oil2015
Systems and methods for initiating annular obstruction in a subsurface well2012
Method and apparatus for injecting steam into a geological formation2008
Method and apparatus for injecting steam into a geological formation2004
Naturally occurring radioactive material contamination detection means1997
Produced steam survey device and method1993
RF in situ heating of heavy oil in combination with steam flooding1992
Radioactive well logging to determine vertical brine flow1991
Method for determining the producibility of a hydrocarbon formation1991