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CN109084074A
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A kind of floating ball valve that valve rod is replaceable
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CN109253309A
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A kind of valve that can be used under cryogenic
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CN109237121A
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A kind of straight tube flange ball valve of avoidable leaked liquid
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CN109114231A
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A kind of wafer type butterfly valve that stability is strong
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CN109253265A
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A kind of butterfly valve preventing silting
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CN109724756A
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A kind of airtightness novel detection device
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CN108051188A
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A kind of experimental provision of novel valve switch
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CN108051143A
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A kind of detection device of novel valve
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CN108006319A
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A kind of preparation method of angle regulator
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CN109719641A
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A kind of preparation method of novel fixing device
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CN107781426A
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A kind of more valve mechanism valves
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CN107781494A
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A kind of water control valve for preventing Liquid Penetrant
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CN107775488A
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A kind of novel valve sander
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CN107775511A
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A kind of valve rod sander
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CN107781427A
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A kind of sewage valve of easy cleaning
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CN107795733A
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A kind of push type valve
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CN107781489A
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A kind of intelligent automatic valve
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CN107781463A
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A kind of flanged ball valve threeway
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CN107795732A
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A kind of water pipe provided with leakage resistant valve
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CN107781467A
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A kind of valve provided with multiple-protection
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