Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pipeline pig with restricted fluid bypass

Pipeline pig with restricted fluid bypass

US Patent 4498932 · Granted Feb 12, 1985

Estimated economic value: $18,848,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for recovering water soluble surfactants2006
Method to remove metals from residuals1998
Method for inhibiting the plugging of conduits by gas hydrates1997
Method for inhibiting the plugging of conduits by gas hydrates1995
Subsea pipeline leak detection1991
Third-party detection around pipelines1990
Hydrophone mount1990
Shielded hydrophone assembly1989
Wavelength filter for marine seismic cables1987
Process for removal of wax deposits1987
Hydrophone cable decoupler1985
Pipeline gel plug1983