Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Use of synthetic, iron raw materials for preparing iron oxide pigments

Use of synthetic, iron raw materials for preparing iron oxide pigments

US Patent 5837216 · Granted Nov 17, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Production of red iron oxide pigment2019
Pure-coloured, readily dispersible iron oxide red pigments with high grinding st2007
Heat-stable zinc ferrite colour pigments, process for preparing them and their u2007
Heat-stable iron oxide yellow pigments2000
Heat-stable iron oxide yellow pigments2000
Use of synthetic, iron raw materials for preparing iron oxide pigments2000
Use of synthetic, iron raw materials for preparing iron oxide pigments2000
Use of synthetic, iron raw materials for preparing iron oxide pigments2000
Use of synthetic, iron raw materials for preparing iron oxide pigments2000
Non-silking iron oxide yellow pigments with high color density2000
Reactor for corrosive reaction mixtures1999
Highly transparent, yellow iron oxide pigments, process for the production there1999