Case studies

Established in 1950 by the South African government, Sasol is a global energy company in chemical, Fuels and gas, and has now 50 entities and 30,000 employees.

Headquartered in Johannesburg, South Africa, it is engaged in the commercial production and marketing of chemicals and liquid fuels; with a growing interest in oil and gas exploration.

Devon needed a compact, easy-to-install, easy maintenance and robust solution for oil removal from its future produced water at the J2 site.

The San Ardo project involves treatment of produced water for the purposes of discharge to recharge basins and production of Once Through Steam Generator (OTSG) make-up water.

Veolia provides sustainable ZLD water management solution to Qatar Petroleum and Shell at Pearl GTL complex

Provision of a compact filtration and water softening system for the production of process water ...

To meet the needs of Grande Paroisse, Veolia Water took over the financing, installation and operation of a reverse osmosis unit, with a flow rate of 90 m3/h, upstream from the existing demineralization line.

INEOS Lavéra - France. Operation and maintenance contract for the collection (refinery pumping stations, pre-settling tanks, storm water tanks) and treatment of oily wastewater.

Operation and maintenance contract with LDP for the industrial and drinking water production plants on the Daesan site.

Treatment of produced water from offshore gas.

Extreme natural conditions at the site (subzero temperatures most of the year, stormy seas, strong underwater currents, uneven seabed) put great demands on the technology used in the project.

During oil production, water is injected into the reservoir to establish an external water drive and maintain the reservoir pressure. One of the key issues for the operators is the quality of the injection water and the reliability of the water treatment unit, to prevent any sulphate scale formation in the well.