Removal of fluorine from alumina by steam

Removal of hf from an hf-containing gas

Removal of high molecular weight organic compounds from...

Removal of iron and titanium minerals from aluminum bearing...

Removal of iron from magnesite ore

Removal of organics from bayer process streams

Removal of silica from bauxite

Removal of sodium oxalate from a bayer liquor

Removal of solid particles from magnesium chloride...

Removal of sulfur dioxide and entrained solid particles from...

Removal of sulfur dioxide from a gas stream containing the same

Removal of sulfur dioxide from waste gases with conversion...

Removal of sulphur values from materials containing same

Removal of uranium contamination from magnesium fluoride slag

Rheology modification of settled solids in mineral processing

Rhombohedral calcium carbonate and accelerated heat-aging...

Rhombohedral calcium carbonate and accelerated heat-aging...

Rocks and aggregate, and methods of making and using the same

Rotary dehydrating of gypsum

Seeded boehmite particulate material and methods for forming...