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CN106195290A
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A kind of 12 square shafts are without pin butterfly valve
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CN106224583A
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A kind of sealing structure of eccentric half-ball valve
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CN106224563A
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A kind of integral type ten square shaft is without pin butterfly valve
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CN106224635A
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A kind of Power Hi-speed being prevented water hammer by multilevel decompression
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CN106224575A
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A kind of gate valve that reduces opens and closes the gate valve plate of power
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CN106224602A
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One crosses stream buffer-type DRV
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CN106224624A
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A kind of Power Hi-speed with multistage micro-exhaust valve
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CN106224634A
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A kind of can the gate valve of replacing valve stem packing ring with pressure
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CN106224636A
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A kind of Power Hi-speed carrying water hammer-resistant device
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CN106224568A
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A kind of Hand-operated butterfly valve driving means housing screw waterproof sealing mechanism
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CN106224585A
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A kind of spool valve body location structure of ball valve
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CN106224571A
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Split angie type metal hard-sealing stop valve
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CN106224582A
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Dress formula venting ball valve in one
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CN106224626A
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The Power Hi-speed that a kind of anti-ball float rotates
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CN106224574A
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A kind of gate valve that can change valve stem packing ring when supplying water
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CN106224562A
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A kind of axle from all directions drives without pin butterfly valve
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CN106224584A
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A kind of multi-sealing structure of eccentric half-ball valve
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CN106224630A
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A kind of Power Hi-speed with unique design ball float
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CN103672135A
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Manual valve driving device with variable transmission ratio
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