Improvements in the procedures for setting the aluminatos of cal brutos in the water and application to the manufacture of the alumina
ES167944A1
Decantation device
ES156911A1
Procedure for the use of magnesium hydroxide in chemical reactions
ES156812A1
Procedure for the treatment of cellulose materials, such as wood, straw, sparto or other similar, with the object of obtaining useful useful products
ES152538A1
Procedure for the manufacture of sulfurous anhydride, alumina and used waste
ES152442A1
Procedure for extraction of magnesia from aqueous solutions containing magnesia salts decomposable by cal
ES145889A1
Process for the extraction of alumina, from materials rich in silica, such as silicates and minerals silico-aluminum-calcareous, schists or similar, natural or artificial.
CA300506A
Alumina production
CA366426A
Calcium aluminate and alumina
CA355583A
Alumina production
CA365022A
Calcium aluminate processing
CA486293A
Method for recovering both alumina and a residue rich in iron oxide
