Repair, maintenance, installation and commissioning of cryogenic condensation systems for industrial use

Heat exchanger apparatus, namely, vapor emission abatement control equipment using liquid nitrogen to condense solvent impurities from waste gas streams

SYSTEM FOR THE RECOVERY OF SOLVENTS BY CONDENSATION, SUBSTANTIALLY COMPOSED OF CONTAINERS FOR SOLVENTS AND CONDENSING AGENTS, PUMPS, COMPRESSORS, PIPINGS AND CONTROLLERS FOR CIRCUITRIES

Cryopreservation of human tissue