Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the calcination of filter cakes with high solids contents being partly pre-dried in a directly heated rotary kiln

Process for the calcination of filter cakes with high solids contents being partly pre-dried in a directly heated rotary kiln

US Patent 5174817 · Granted Dec 29, 1992

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Red iron-oxide pigments with improved colour values2020
Preparation of iron (III) oxide pigment2019
Oil- and wax-containing compositions in piece form for the coloring of asphalt a2015
Pigment/auxiliary combination having improved colour properties2013
Method for the selective safety-related monitoring of entrained-flow gasificatio2012
Method and device for producing synthesis gases by partial oxidation of slurries2012
Simultaneous gasification of coals of widely differing degrees of coalification 2011
Adsorption vessels2011
Black pigment/auxiliary combination having improved colour strength2011
Gasification method and device for producing synthesis gases by partial oxidatio2010
Contact and adsorbent granules2010
Contact and adsorbent granules2010