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No.
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Patent No.
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Description
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1
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ZL 2008 1 0025373.9
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Producing method of the low-tempeture resistant shaped seamless steel pipe for oil derrick and electric power tower
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2
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ZL 2006 1 0041522.1
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Producing method of the ultralow-tempeture resistant,high-strength, fatigue-resistant shaped seamless steel tube for vehicle axle
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3
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ZL 2008 1 0123191.5
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New steel pipe quenching machine with continuous water spraying
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4
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ZL 2011 2 0181607.6
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Polygon seamless tube for car window support
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5
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ZL 2011 2 0192856.5
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Seamless steel tube for vehicle door upright post
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6
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ZL 2011 2 0192861.6
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seamless steel tube for high-speed train door frame
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7
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ZL 2011 2 0181626.9
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Seamless steel tube for vehicle window frame
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8
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ZL 2011 2 0181627.3
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Shortcorner steel pipe with Right angle fan-shaped sector
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9
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ZL 2011 2 0150105.7
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Burning Control system for heat-treatment furnace
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10
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ZL 2011 2 20181608.0
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Seamless steel pipe for digging machine
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11
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ZL 2011 2 0150102.3
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Hydraulic machine for end reduction
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12
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ZL 2011 2 0150082.X
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Car for steel pipe cold drawn machine
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13
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ZL 2011 2 0181628.8
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Triangular-arc-shaped steel pipe
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14
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ZL 2011 2 0150036.X
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Flue gas heat boiler
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15
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ZL 2011 2 0150081.5
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Pickling tank
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16
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ZL 2011 2 0150095.7
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Mini end reduction machine
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17
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ZL 2011 2 0150101.9
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Compound wear-resistant steel pipe for pump
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18
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ZL 2011 2 0150068.X
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On-line forming machine to make square shape from round shape
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19
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ZL 2010 2 0227612.1
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Short-cornered load bearing steel pipe for bus skylight
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20
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ZL 2011 2 0192805.2
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Seamless steel pipe for bus tail
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21
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ZL 2011 2 0192859.9
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Seamless steel pipe with unequal wall thickness
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22
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ZL 2010 2 0227614.0
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Short-cornered steel tube for high-speed train door frame
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23
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ZL 2010 2 0227617.4
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Steel gear tube for conveyer roll axis
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24
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ZL2008 2 0038315.5
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Steel pipe quenching machine with continuous water spraying
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25
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ZL 2010 2 0227626.3
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Triangular-quincunx steel pipe for trailer axis
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26
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ZL2010 2 0225692.7
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Right-angle trapezoid steel tube for bus luggage rack frame
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27
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ZL 2010 2 0225663.0
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U-shaped steel tube for truck
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28
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ZL 2010 2 0225695.0
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Shortcorner fan-shaped sector steel tube for dig machine
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29
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ZL 2010 2 0225679.1
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Shortcorner fan-shaped sector steel tube for vehicle cab
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30
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ZL 2011 2 0192858.4
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Seamless steel tube for medical equipment
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31
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ZL 2011 2 0150107.6
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Hydraulic cold-drawn machine
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32
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ZL 2011 2 0192857.X
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Seamless steel tube for tractor front axle
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33
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ZL 2013 2 0632012.7
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Shaped steel tube for aerial ladder
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34
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ZL 2013 2 0632030.5
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Seamless shaped steel tube for aerial ladder
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35
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ZL 2013 2 0631968.5
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Shaped steel tube for aerial ladder
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36
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ZL 2013 2 0631762.2
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Seamless shaped steel tube for aerial ladder
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37
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ZL 2013 2 0632010.8
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Seamless shaped steel tube for truck cab
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38
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ZL 2013 2 0878873.3
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Quick cooling equipment for hot-rolling & roll-in on-line forming machine
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39
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ZL 2013 2 0879185.9
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Quick feeding equipment for hot-rolling & roll-in on-line forming machine
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40
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ZL 2013 2 0879141.6
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Forming machine for hot-rolling & roll-in on-line forming
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41
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ZL 2014 2 0014965.1
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Special steel pipe combined structure of drilling pipe for rotary machine
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Jiangsu JieDa Specific New Material Co.,Ltd