Koch Heat Transfer Group operates a group of companies that provide a range of thermal engineering services. Its companies manufacture a variety of tubular heat exchanger products. The group s companies sells high-pressure closures under the BREECH LOCK and TAPER-LOK brand names. Its companies offer design, maintenance, technical assistance, field supervision and aftermarket services. The group s companies also sell catalyst coolers, autoclaves, urea strippers, reactors, replacement parts, sulfur condensers and tank heating equipment. Its companies maintain fabrication capabilities in North America, Europe and Asia. In addition, the group s companies produce feed-effluent exchangers and vertical exchangers for styrene plants. Koch Heat Transfer Group is a part of Koch Chemical Technology Group.