Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hydrocarbon extraction agents and microbiological processes for their production

Hydrocarbon extraction agents and microbiological processes for their production

US Patent 4640767 · Granted Feb 3, 1987

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Designing tread with fractal characteristics2006
Process for the production of lovastatin using Coniothyrium fuckelii1995
Method and apparatus for measuring the degree of mixing in a turbulent liquid sy1991
Microbial culture system1985
De-emulsification agents of microbiological origin1984
Microbiological production of novel biosurfactants1982
Microbiological production of novel biosurfactants1982
Foam flotation activated sludge process1980