Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Coal enhancement process and equipment

Coal enhancement process and equipment

US Patent 4579650 · Granted Apr 1, 1986

Estimated economic value: $3,601,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for improving the transfer efficiency of paint2004
02 Sensor filter2003
Method of determining the composition of fuel in a flexible fueled vehicle after2001
Method for recycling particulate waste material and product obtained thereby2000
Method of triggering a determination of the composition of fuel in a flexible fu2000
Method of compensating for boil-off alcohol in a flexible fueled vehicle with a 2000
Low toxicity paint stripper1999
Method of controlling the air to fuel ratio in a flexible fueled vehicle during 1999
Method of determining the composition of fuel in a flexible fueled vehicle after1999
Method of determining the composition of fuel in a flexible fueled vehicle1999
Method of determining the composition of fuel in a flexible fueled vehicle with 1998
Method of measuring temperature of a catalytic converter1998