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ExxonMobil Technology and Engineering Co
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Exxon Research and Engineering Co
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Application filed by Exxon Research and Engineering CofiledCriticalExxon Research and Engineering Co
Priority to CA 2027143priorityCriticalpatent/CA2027143C/en
Publication of CA2027143A1publicationCriticalpatent/CA2027143A1/en
Application grantedgrantedCritical
Publication of CA2027143CpublicationCriticalpatent/CA2027143C/en
Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals
(AREA)
Removal Of Specific Substances
(AREA)
Abstract
Waste water, such as water separated from crude oil at a production well which comprises an alkali metal component, a Group II A metal component, organic pollutants and insoluble oils and solids, is treated by the sequential steps of oils and solids removal, H2S removal, anaerobic treatment and aerobic treatment.
CA 20271431990-10-101990-10-10Waste water treating process scheme
Expired - LifetimeCA2027143C
(en)
Investigations of Anaerobic Degradation of Wastewater from Chemical Processes in Industrial Sewage Treatment Plants(Utersuchungen zum Anaeroben Abbau Chemischer Prozessabwaesser in Kommunaien Klaeraniagen)