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Comment Business & Economics

Bechtel acquires Chevron’s WWT Process  

By Gerald Ondrey |

Bechtel (Houston; www.bechtel.com) has purchased Chevron’s Waste Water Treatment (WWT) Process, a technology that improves the efficiency of petroleum refineries. The WWT Process is a proprietary, two-stage sour-water-stripping process that separates ammonia and hydrogen sulfide streams from sour waters generated by a refinery’s process units. The technology also allows debottlenecking of sulfur plants and can reduce the cost of new sulfur units, especially in refineries that process high nitrogen crudes. “This is a world-class technology that enhances our capability to deliver customers high-quality, technologically superior water and sulfur processing units more efficiently and cost effectively,” says Scott Johnson, vice president and general manager of Bechtel’s Onshore Oil and Gas/Downstream division. “This acquisition complements our current suite of refinery technologies and continues our long-standing practice of making sure we have the right resources to help our customers meet their needs.” The WWT Process was developed and improved by Chevron over the past 40 years. The process achieves higher purity separation and recovery of ammonia from sour water streams; reduces the size requirements…
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