Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Refrigerating machine oil composition for carbon dioxide refrigerant

Refrigerating machine oil composition for carbon dioxide refrigerant

US Patent 8324140 · Granted Dec 4, 2012

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Lubricating oil for refrigerator and hydraulic fluid composition for refrigerato2014
Refrigerating oil composition for natural substance-based refrigerants2008
Refrigerating machine oil composition for carbon dioxide refrigerant2006
Refrigerating machine oil composition for natural refrigerant2005
Lubricating oil composition containing cyclic organophosphorus compound2004
Refrigerating machine oil composition for carbon dioxide refrigerant2004
Refrigerating machine oil composition for a carbon dioxide refrigerant2003
Refrigerator oil composition, and method of using the composition for lubricatio2002
Refrigerating oil composition2001
Refrigerator oil for carbon dioxide refrigerant, and method of using it for lubr2001
Refrigerator oil composition, and method of using the composition for lubricatio2001
Refrigerating oil composition containing a polyether additive2001