Procedure for microbiological transformation of sulphur...

Procedure for preparing molecular sieve films

Procedure for reducing the water content of ore pulp...

Procedure for screening and filtration of suspended solids...

Procedure for the preparation of microporous ceramic...

Procedure for the selective recovery of solvents from...

Procedure for treating an aqueous medium polluted by...

Procedure for vaporization of a hydrazine solution

Procedure to extract natural products

Procedure to recover plastic materials and the like and...

Process

Process

Process and a device for flue gas desulphurization

Process and a device for separating a solid residue from its...

Process and adsorbent for separating co from a mixture...

Process and amine-solvent absorbent for removing acidic...

Process and an apparatus for causing the gaseous sulfur...

Process and an apparatus for cooling flue dust

Process and an apparatus for crystallizing a substance...

Process and an apparatus for desulfurization of flue gases