Douglas Bros. Division of Robert Mitchell Inc. specializes in the shop fabrication of a wide variety of quality process equipment for the mining, chemical, petro-chemical, and pulp and paper industries, as well as components for nuclear plants.\r\n\r\nProducts include: PRESSURE VESSELS, SHELL & TUBE HEAT EXCHANGERS, PROCESS COLUMNS, PIPE SPOOLING, STAINLESS STEEL FITTINGS and MODULAR PLANTS.\r\n\r\nVessels can be fabricated up to 2" thick, in carbon steel, stainless steel, nickel alloys and clad material.\r\n\r\nRobert Mitchell Inc. is ISO-9001 certified and fabricates equipment to ASME Section VIII, Div. 1 and 2 and Section III; ASME B31.1, B31.3 and TEMA R, C & B.\r\n\r\nRobert Mitchell Inc, has fabricating shops in Montreal, Quebec, Canada and Portland, Maine, U.S.A.