73045127
Feb 25, 1975
Feb 27, 1979
MACHINES USEFUL FOR THE STORAGE AND PROCESSING OF CHEMICALS, INCORPORATING METERING, REGULATING AND CONTROL UNITS, FOR THE INTRODUCTION OF REACTANTS INTO REACTION ZONES AND FOR EFFECTING CHEMICAL REACTIONS, AND PARTICULARLY FOR THE PRODUCTION OF POLYURETHANES AND POLYURETHANE FOAMS AND PARTS THEREOF
Machinery