Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Barrier system for the lubricating oil for the bearings of a centrifugal compressor with labyrinth seals installed in a confined environment

Barrier system for the lubricating oil for the bearings of a centrifugal compressor with labyrinth seals installed in a confined environment

US Patent 5207291 · Granted May 4, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Thin tube plate and chamber support for a chemical reactor or heat exchanger2005
Screw-type pumping unit for treatment of fluids in several phases2002
Perfected twin-screw pump, particularly suitable for the pumping of biphase flui1998
Perfected twin-screw pump, particularly suitable for the pumping of biphase flui1998
Combustion system with low pollutant emission for gas turbines1995
System for recovering the lubricating oil for the bearings of a centrifugal comp1993
Device for keeping the annular outlet mouth of the gas volute always centered ab1992
System for the rapid balancing of revolving shafts, particularly suitable for ga1990
Compensator roll arrangement in a warp let-off1990
Pumping device, particularly suitable for compressing fluids on deep sea-bottoms1988