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V-shaped ball valve and flow characteristic curve obtaining method thereof
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CN110778743A
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Structure is prevented blowing off by built-in valve rod in ultra-high temperature high pressure ball valve
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Tool structure capable of replacing filler bolt on line
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CN112240430A
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Piston guide structure of wind tunnel cut-off valve
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Gradual change formula veneer structure of wedge type flashboard
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Stable Y-shaped stop check valve
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Double-cutoff bottom valve
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CN111750098A
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Flexible graphite gasket with concave arc inner ring and concave arc outer ring
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CN111750123A
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Valve core assembly and regulating valve suitable for high-temperature working condition
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CN111750104A
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Embedded flexible graphite gasket
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CN111745587A
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Top entry ball valve disk seat installation frock
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CN111751058A
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Top-mounted ball valve seat pre-tightening support and auxiliary inspection tool
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CN111664251A
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Winding type gasket capable of bearing internal and external pressure simultaneously
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Zigzag wound gasket
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S-shaped wound gasket
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CN111609155A
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Nuclear safety grade fuel transportation channel gate valve
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CN111609140A
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Flexible graphite gasket with V-shaped groove inner ring and V-shaped groove outer ring
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CN111609181A
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Nuclear grade axial flow type check valve
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CN111609134A
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W-shaped wound gasket
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CN111609139A
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Flexible graphite gasket with V-shaped convex thorn inner ring and V-shaped convex thorn outer ring
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