Reducing agent for forming an acid resistant barrier

Reducing H.sub.2 S-emission from hot cast sulfur-asphalt mixture

Reduction of microorganisms in kaolin clay slurries

Reduction of microorganisms in kaolin clay slurries

Reduction of sulfur emissions from crude fractions

Reduction- and oxidation-stable iron oxide black pigments...

Reduction-reoxidation type semiconducting ceramic capacitor

Reed switch construction

Refinish paint containing special effect pigment

Reflective composition aluminum particles milled together with r

Reflective concrete body, process for the manufacture and utiliz

Refractive index-corrected copper-cadmium halide photochromic gl

Refractories

Refractories using boric acid and water soluble alcohol binder

Refractories which have dense-structure as well as spalling resi

Refractories, batch for making the same and method for making th

Refractory article and method of making the same

Refractory articles and methods of producing same

Refractory binder

Refractory binder