75517143
Jul 10, 1998
Computer software programs for design, construction, and operation of gas plants, petroleum refineries, petrochemical plants, chemical plants, and other fluid processing facilities
Electrical and Scientific ApparatusComputer software, engineering consulting services, including computer aided engineering services and the development of processing simulation software for design, construction and operation of gas plants, petroleum refineries, petrochemical plants, chemical plants, and other fluid processing facilities, and the design, development and modification of computer software
Computer and Scientific