Steel Welded Column Apparatus for Oil, Gas, and Chemical Industries

Column apparatuses are manufactured in accordance with GOST 31838, GOST 34347 intended for use in process units of oil refining, petrochemical, chemical, gas and other industries for heat and mass-exchange processes at the contact of steam (gas) and liquid (the presence of several liquid phases is possible), also in the presence of dispersed solid phase (in washing apparatuses) at operating temperature from minus 253?C to plus 700?C, capacity up to 500m3, operating under vacuum and atmospheric pressure, as well as at operating overpressure. Column apparatuses in block version are also manufactured in accordance with STO Gazprom 2-2.1-607-2011 and TU 28.99.39-006-2017.