Liquid-ring vacuum compressors stabilize Oman crude

04/05/1999
Hiren SarmaPetroleum Development OmanMuscat, OmanLiquid-ring vacuum compressors (LRVC) placed in upstream oil production facilities in Oman have stabilized the true vapor pressure (TVP) of crude.Petroleum Development Oman (PDO) installed the LRVCs in two Oman facilities in 1994. This is considered to be the first such units placed in any of Shell Oil Co.'s upstream hydrocarbon-processing installations.Liquid-ring vacuum compressors, also known as vacuum pumps, have been used in various chemical-processing industries for almost 100 years.In the petroleum sector, although LRVCs combined with steam ejectors have gained acceptance in the downstream refining industry for the last 10-15 yea...
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