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CN107323023A
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A kind of coal bunker composite liner and preparation method thereof
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CN107142023A
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A kind of antirust paint used for expansion joint
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CN107166061A
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A kind of regulating valve of resistance to erosion
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CN107327580A
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A kind of regulating valve of antiscour
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CN107323896A
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It is a kind of to exclude the run coal bin of chute blockage phenomenon in time
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CN107143663A
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A kind of modified regulating valve
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CN107237896A
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A kind of Novel regulating valve
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CN107163323A
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A kind of expansion joint
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CN107099207A
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A kind of antirust paint in regulating valve
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CN107141533A
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A kind of rubber expansion joint material
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CN107326242A
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A kind of cermet material for being used to make valve body
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CN107140332A
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A kind of coal bunker of continuous discharge
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CN107119217A
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A kind of alloy material for being used to manufacture expansion joint
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CN107119230A
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A kind of regulating valve valve body material
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CN107326298A
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A kind of abrasion resistant regulating valve
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CN107263029A
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A kind of Albrac valve body manufacturing process
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CN107252875A
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A kind of manufacture method of high intensity valve body
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CN107255193A
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A kind of Argon joint of assembling easy to disassemble
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CN107237931A
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A kind of easy-to-dismount Argon joint
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CN107143724A
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A kind of Argon joint for being easy to assemble
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