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A well-regarded inventor with 48 patents to his name, Mr. Hu has been a pioneer in automobile emission control technology.
(D) Gasoline-fueled snowcoach less than 10,000 GVWR The functional equivalent of 2007 (or newer) EPA Tier 2 model year engine and emission control technology requirements.
The bridegroom, also 37, works in Wayne, Pa., for Johnson Matthey, a British specialty chemicals company; he is the North American director of operations for the company's emission control technology division.
The Clean Air Act held that plants built after 1970 had to have the best emission control technology available at the time they were built, and old plants that were substantially upgraded would have to meet the same standard.
The diesel engine is an inherently low emissions technology and until recently, it has not required secondary emission control technology such as catalytic converters.
In the only exception28 (8 Mt yr−1 in 2030), it is assumed that lifestyle-changing energy policies and the most efficient emission control technology would be fully implemented in China.
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Thus, developing low temperature emission control technologies has become a top priority of automobile manufacturers and their suppliers.
For example, we find that retiring or installing emission control technologies on units representing 0.8% of the global coal-fired power plant capacity could reduce levels of PM2.5 emissions by 7.7 14.2%.
Among various advanced emission control technologies used to reduce NOx emission from diesel engines, the selective catalytic reduction (SCR) technique has proven to be more efficient.
Advances in emission control technologies have seen the introduction of Selective Catalyst Reduction (SCR) systems as a method for NOx decontamination in light and heavy duty vehicles.
The study finds that under the performance-based technology-forcing (PBTF) auto emissions regulations, both automakers and component suppliers innovated and introduced more advanced emission control technologies for automobile applications.
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