Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › pH control by bulky organic bases during noble-metal exchange of zeolite catalysts

pH control by bulky organic bases during noble-metal exchange of zeolite catalysts

US Patent 4874504 · Granted Oct 17, 1989

Estimated economic value: $27,238,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method of determining partner influence2025
Vehicle seat with an adjustable seat base and method for adjusting an adjustable2019
Vehicle seat with a movable backrest and method for moving a backrest2019
Structure having an air chamber2013
Retractable and extendable enclosure member for a compartment of a transportatio2009
Composition for passivating vanadium in catalytic cracking and preparation there1995
Crystalline composition1994
Composition for passivating vanadium in catalytic cracking and preparation there1994
A process for reforming a gasoline fraction1994
Process for preparing fluidized cracking catalysts from equilibrium fluidized cr1993
Catalytic compositions1992
Reactivating catalysts containing noble metals on molecular sieves containing ox1990