Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Slag furnace melt flow control valve

Slag furnace melt flow control valve

US Patent 4681613 · Granted Jul 21, 1987

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

License plate bracket backup sensor with camera2007
Back up sensor2006
Back-up sensor strip2003
Back-up sensor in a license plate holder1999
Manufacture of mineral fiber1994
Control means for injection systems of agricultural sprayers1991
Wet end corrugating of acoustical tile1991
Melt flow control valve1987
Combined dispensing box for pills and electric alarm1987
Apparatus for the production of mineral fibers having supplemental collection ch1986
Apparatus for the production of mineral fibers by means of rotating discs1983
Method and apparatus for the production of mineral fiber felts having fiber-leve1983