98488533
Apr 8, 2024
Providing information related to the installation, maintenance and repair of refinery processing machines and apparatusvalves for delayed coker switching, valves being parts of machines; valve flushing systems comprised of lines and flushing media supply valves,; Providing information relating to the repair or maintenance of chemical plants; Providing information relating to the repair or maintenance of chemical processing machines and apparatus
Building Construction and Repair