40 CFR Topic
Emission Limitations and Work Practice Standards
June 9, 2020
§
63.1446
What alternative emission limitation may I meet for my combined gas streams?
§
63.1444
What emissions limitations and work practice standards must I meet for my copper concentrate dryers, smelting furnaces, slag cleaning vessels, and copper converter departments?
§
63.1445
What work practice standards must I meet for my fugitive dust sources?