What are the common types of Mara filter elements?

This was just solved last time. There are many kinds of filter elements. Here, the main products are briefly introduced: air filter (filter cartridge), dust recovery filter, air filter of air compressor, oil filter, oil-gas separator, hydraulic pneumatic filter, large air separation self-cleaning air filter, fan intake filter, gas turbine air filter, fuel filter, natural gas pipeline filter and mixing station dust processor. Oil filter, coal mill oil filter, stainless steel filter, air filter, oil filter, diesel filter, hydraulic oil filter, water filter, edible oil decolorizer, industrial oil decolorizer, edible oil purifier, industrial oil purifier, Hedek power plant hydraulic oil filter, Liming hydraulic oil filter, Caterpillar filter, Volvo filter, Mercedes-Benz pump filter, copper powder sintering filter, stainless steel sintering filter. The above filter element model is introduced.