Pulverized coal filtering and collecting device for coalbed methane exploitation
A collection device and coalbed methane technology, applied in the direction of mining fluid, dispersed particle filtration, earthwork drilling, etc., can solve problems affecting coalbed methane mining efficiency and mining performance, coal dust deposition, clogging, etc., to ensure the passage performance, good Effect of cleaning and preventing clogging
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[0023] See Figure 1~3 In the embodiment of the present invention, a pulverized coal filtration collection device for coalbed methane mining includes an outer cylinder base 1, a sealed end cover 2, a filter bag 3, and a waterproof oscillator 9, characterized in that the outer cylinder base One end of 1 is detachably provided with the sealing end cover 2, the outer cylinder seat 1 is also provided with the filter bag 3, the lower end of the filter bag 3 has an inner inlet end, and the inlet end is connected to the inlet pipe 13 is connected, the air inlet pipe 13 extends outside the lower end of the outer cylinder base 1, and at least one air outlet pipe 6 extends into the upper end of the outer cylinder base 1. The cavity formed between the inner wall of the outer cylinder seat 1 and the outer wall of the filter bag communicates;
[0024] The filter bag 3 is also provided with a waterproof oscillator 9 connected to the inner wall of the outer cylinder base. The waterproof oscill...
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