Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pyridine and alkylpyridine synthesis using a crystalline silicate catalyst having the ZSM-5 structure

Pyridine and alkylpyridine synthesis using a crystalline silicate catalyst having the ZSM-5 structure

US Patent 4861894 · Granted Aug 29, 1989

Estimated economic value: $13,068,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Filtration method for refining and chemical industries2015
Process and apparatus for online rejuvenation of contaminated sulfolane solvent2013
Process for removing volatile organic compounds2006
Self-propelled liquid fuel2005
Production of aliphatic esters2002
Process for rejuvenating used alkanolamaine solutions1998
Removal of acidic halides from hot gas streams and attrition regeneration of cau1997
Three phase removal of halides from liquid hydrocarbons1997
Rejuvenated catalytic oxidation of waste water, particularly for removal of cyan1997
Chemically active vapor/liquid separator1997
Dissolving salt for solid caustic with oil1997
Two phase treatment of gas to remove halogens1997