US ballast water approval crucial to Alfa Laval

Alfa Laval is among the ballast water players who had their test method for ballast water treatment rejected by the US Coast Guard. A nuisance to the Swedish company and a serious setback for the technology, says ballast water treatment specialist.

The US Coast Guard's (USCG) rejection of test method for US ballast water treatment systems (BWT) represents a serious setback for the suppliers of these systems.

For the four suppliers BWS systems that use ultraviolet light (UV) to clean the water, the rejection " is a serious setback for this type of technology," says head of section Torben Madsen of DHI, Danish Hydraulic Institute, which tests ballast water treatment systems.

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