Navistar is suing to force the Environmental Protection Agency to go back and re-test SCR engines for compliance with clean air standards and other aspects of the 2010 emission rule. In the suit, ...

This story appears in the June 13 print edition of Transport Topics. The Environmental Protection Agency last week updated its guidance for certification of heavy-duty truck engines using selective ...

Improved fuel economy. More power. Less active regeneration. And above all, miniscule amounts of pollutants from the tailpipe. These are but some of the metrics Mack Trucks is establishing through an ...

Selective catalytic reduction (SCR) for NO x removal from utility boilers has been shown to have extremely high removal efficiencies. In recent years, there has been increased focus on a potentially ...

This story appears in the Aug. 16 print edition of Transport Topics. Daimler Trucks North America revved up the dispute between proponents of the two different diesel emissions reduction technologies, ...

The first ever PBST-branded and -built cluster-3 SCR-HP system has passed its ClassNK approval test at the MAKITA works in Japan, MAKITA Corporation and MAN Energy Solutions announced. The compact SCR ...

Selective catalytic reduction (SCR) projects often focus on the final NO x emissions levels achieved, but a successful project is about much more than that. Facility owners must consider the complete ...

MAN Energy Solutions announced that its MAN 175D SCR system successfully completed its final Type Approval Test, and was awarded IMO Tier III certification by all major classification societies.

Detroit Diesel Corp. announced that it has surpassed seven million miles of demonstrated testing on its BlueTec selective catalytic reduction (SCR) technology. BlueTec SCR was selected by Detroit ...