Production of ultra-hard particles
Production of vermiculite products
Production of water-repellent moldings from plaster
Products and methods for repairing concrete surfaces
Produit refractaire pour element d'empilage d'un...
Proppants and their manufacture
Protection against oxidation of parts made of composite...
Protection against the oxidation of composite material parts...
Protection against the oxidation of composite materials...
Protection of graphite electrodes
Protection of porous bodies against oxidation
Protective coating on concrete construction
Protective coatings for asphaltic concrete surfaces and...
Protoenstatite ceramic units and process for their preparation
Providing freezing and thawing resistance to cementitious...
Providing freezing and thawing resistance to cementitious...
Providing freezing and thawing resistance to cementitious...
Psychrometric apparatus and method for continuous air...
Pulverulent binding agent especially for building purposes
Pulverulent polycondensation products