Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rotatable drum

Rotatable drum

US Patent 4911554 · Granted Mar 27, 1990

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Tube mill with internal lining of epoxy material2013
Lift wall for a tube mill2007
Grinding process and apparatus1990
Roller mill1990
Spiral air sifter having air regulation1988
Method and apparatus for the crushing of material1987
Roller mill1987
Tube mill1987
Method of operating grinding apparatus and grinding apparatus operating accordin1986
Hydrodynamic bearing1984