“Sweetening” is the removalof CO2, hydrogen sulfide and other contaminants from contaminated gas, (often called sour gas due to the sulphur smell), and is a $12 billion-year-business in the US alone.
When this happens, it can cause the removalof the hydrate layer, releasing the methane gas trapped below.
当发生这种情况时，它会引起的水合物层的消失，被困在下面的甲烷气体便释放出来。
3
However, increasing the filtration rate can reduce the filter area required by the bag filter, thus being able to process the same volume ofgas with a smaller dust removal device.