Method of receiving stable polymer sulphur for manufacture of sulphur concrete and method of securing wastes
PL330767A1
Method of obtaining sulphuric concrete suitable for use in building repositories for radioactive wastes and other dangerous materials and sulphuric concrete therefor obtained using that method
PL330766A1
Method of obtaining sulphuric concrete suitable for use in industrial building trade and sulphuric concrete obtained thereby
PL319922A1
Method of obtaining a sulphuric fertiliser
PL319706A1
Sulphur-bentonite fertiliser and method of obtaining same
PL315644A1
Method of discharging sediments form settling tanks
PL309114A1
Method of obtaining elementary sulphur containing fertilising substances
PL307443A1
Animal care powder
PL307432A1
Animal care tonic
PL307431A1
Animal care cream
PL306010A1
Method of activating mineral raw materials
PL305281A1
Co-ordinated method of liquidating open-pit mine excavations hydrogeologically connected with each other
PL304550A1
Method of obtaining organic polysulphides
PL299747A1
Method of obtaining colloidal sulfur
PL289564A1
Apparatus for pumping liquids in particular from mining bore-holes
