Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Catalytic process for the manufacture of copper phthalocyanine

Catalytic process for the manufacture of copper phthalocyanine

US Patent 5138047 · Granted Aug 11, 1992

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

2-mercapto-benzoxazole derivatives as collectors for the selective flotation of 1996
Process for producing hydroxyalkyl glucosides1995
Process for the selective flotation of metal ores using 2-mercaptothi-azole deri1992
Diethers usable in the preparation of Ziegler-Natta catalysts1992
Process for preparation of perfluoropropane oxide1990
Process for preparation of perfluoropropane oxide1990
Collecting agents for the selective flotation of lead and zinc ores and a proces1989
Process for the preparation of (2,2)-paracyclophane and derivatives thereof1989
Taurine derivatives1989
Process for the preparation of (2,2)-paracyclophane and derivatives thereof1989
Process for the preparation of fluoroalkyl perfluorovinyl ethers1988
Process for the preparation of 2-perfluoropropoxy-perfluoropropionyl fluoride1988