Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Continuous heating process for producing char from cellulosic material

Continuous heating process for producing char from cellulosic material

US Patent 4329202 · Granted May 11, 1982

Estimated economic value: $64,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Porous biomaterials and methods for their manufacture2002
Three-dimensional film structures and methods2001
Three-dimensional prosthetic articles and methods for producing same1999
Prosthetic articles and methods for producing same1998
Prosthetic articles and methods for producing same1996
Porous articles and methods for producing same1995
Mesh sheet with microscopic projections and holes1994
Device for mounting and dismounting shaft furnace tymps1993
Coated biomaterials and methods for making same1990
Calcium phosphate bone substitute materials1989
Metal-ceramic composite material useful for implant devices1988
Solar heat engines1983