Method of amorphous synthetic silicon dioxide production with specific surface at least 200 m2/g
CS79288A1
Liquid washing agent
CS409487A1
Liquid degreasing agent
CS303687A1
Process for preparing pure potash water glasses from sodium water glass
CS98087A1
Electrotechnical item designed for higher harmonic components filtration
CS471486A1
Filter system for filtering at least two various higher harmonics in networks
CS202884A1
Production method of colloidal silicon dioxide
CS202984A1
Production method of colloidal silicon dioxide
CS239265B1
Production method of pure potash water glases
CS227635B1
Composition for reducing viscosity of non-ionic cellulose ethers
CS230432B1
Circuitry for reducing broadcast interference propagation via transformer
CS228396B1
Agent for fine materials,particularly waste and fly ash pelletizing,pressing,extrusion,forming or hardening
CS197836B1
Method of heat treatment of the rammed or poured brickwork in the inductor of the circular and non-circular diameter designated for the induction heating of metals to the forming temperature
CS193921B1
Method of producing calcareous fertiliser
CS180433B1
Method for processing waste caustic soda lye from the natrium carbonate production
