Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Crushed raw oil shale as oil spill adsorbent

Crushed raw oil shale as oil spill adsorbent

US Patent 4308146 · Granted Dec 29, 1981

Estimated economic value: $8,337,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Covering or liner system and method for constructing the same1987
Asphalt compositions1984
Process and apparatus for laying a subterranean film1983