Production of an optically efficient titanium slurry

Production of annealed pigments

Production of black iron oxide pigments

Production of calcium silicate having high specific bulk volume

Production of improved chromium oxide green pigment

Production of low-sulfur chromium (III) oxide pigment

Pyrolization

Reactive pigments and methods of producing the same

Reactive pigments and methods of producing the same

Readily dispersible TiO.sub.2 pigment

Resorcinol-filler preparation, process for the production and us

Rheological control of polyester-styrene resin compositions by a

Rubber-reinforcing blacks

Rutile (TiO.sub.2) pigments coated with (1) trigonal anhydrous a

Salt removal from treated titanium dioxide

Setting retarding composition for well cementing and recementing

Silanated quinacridone dyes and composite pigments

Silane diimidic tetracarboxylic perylene dyes and composite pigm

Silane dispersing agent for magnetic media

Silane reactive mineral fillers