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CN109834517A
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A kind of minimizing technology of surface of metal product burr
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CN109837397A
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A kind of comprehensive recovering process of noble metal sulphide ore
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CN109835922A
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A method of with producing potassium nitrate by chilisaltpeter ore transformation process
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CN109834246A
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A method of composition metal porous material is prepared using hot dipping
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CN109837414A
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A kind of preparation method haveing excellent performance multipurpose Engineering Foam metal material
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CN109837502A
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Metal sputtering plated film and surface vacuum harden protective layer continuous production processes
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CN109837511A
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Vacuum sintering process of surface treatment applied to metal product
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CN109836649A
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A kind of compound magnetic plastics applied to cushion with magnetic care function product
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CN109837440A
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A kind of bimetallic jumping-up combined forming process
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CN109834571A
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A kind of surface of stainless steel product noresidue harmful substance and without fine scratching technology
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CN109837501A
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The method that roll working life can be improved
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CN109835017A
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A method of preparing composite material
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CN109837398A
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Refractory sulfide Biohydrometallurgy technique
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CN109835016A
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It is a kind of using duralumin, hard alumin ium alloy as the hard composite material of base
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CN109836357A
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A kind of anti-caking block method of crystal liquid substrate high pure nitric acid guanidine
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CN109835008A
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Laser powder forms the metal-base composites of duralumin, hard alumin ium alloy enhancing
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CN109834279A
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A method of magnesium metal throuth hole porous material is prepared by molten, solution-off salt port-creating method
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CN109834270A
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A kind of porous nickel metal composite material and preparation method
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CN109834114A
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A kind of roll pass optimization method that roll intercrystalline strengthening and stability can be improved
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