79156338
Sep 16, 2014
May 24, 2016
Active Trademark
separating trays as installation component parts for separating machines for material exchange columns, synthesis towers, condensation towers, ammonia separation towers, coking units, petroleum refining installations and petrochemical installations
MachinerySeparating trays for controlling vapor and liquid flow in heat exchange columns and in material exchange columns, fractionating columns, rectifying columns, extraction columns, gas scrubbers and refining towers
Environmental Control Apparatus