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        2. 专利与标准
          • 标准制定
          • 国际专利
          • 国家发明专利
          • 实用新型专利
          • 外观专利

          Hydraulic AC power forklift-invention
          全液压电动叉车-发明
          A new type walking speed regulating device-invention
          一种新型叉车行走调速装置-发明
          Stripping submersible pump for oil unloading-Invention
          卸油扫仓潜油泵-发明
          Invention Patent(Hydraulic system)
          发明专利(液压系统)
          Invention Patent(Electric system)
          发明专利(电气系统)
          Invention Patent(energy control valve)
          发明专利(能量控制阀)
          Forklift wheel position sensing and display device
          叉车轮位传感显示装置
          Forklift steering device
          叉车转向装置
          Full hydraulic AC power forklift
          全液压交流电动叉车
          Chemical process intelligent pump and its control method
          化工流程智能泵及其控制方法
          Flame arrester for internal combustion
          内燃发动机用阻火器
          A grooving device for pipeline pump body and cover
          一种管线泵泵体、泵盖切槽加工装置
          The feeding method of hollow casting
          空心铸件的补缩方法
          The using method of filters for big-scale casting pouring process
          过滤器在浇注大型铸件中的使用方法
          The bottom injected pouring system with Internal pouring gate of banding type section
          带状截面内浇道的底注式浇注系统
          The bottom injected pouring system with Internal pouring gate of annular type section
          环形截面内浇道的底注式浇注系统
          The yaw brake disc casting- one sand flask with several casting mould and cast solution
          刹车盘铸件一箱多件铸型及铸造方法
          Detachable type inline pump
          便拆式管道泵-实用
          Control mechanism for double seal valve
          双重密封阀操纵机构-实用
          a new type forklift multiple directional control valve
          新型叉车多路换向阀
          Hydrostatic transmission internal combustion forklift
          静压传动内燃叉车
          Horizontally axially split multistage diffuser pump
          水平中开多级导叶式泵-实用
          Horizontally axially split multistage oil transmission pipeline pump
          水平中开多级输油管线泵-实用
          Flame-proof quick-change connection box
          隔爆型快换式接线箱
          Vapor recovery unit with pressurizing、condensation、spray
          加压、冷凝、喷淋相结合的油气回收装置-实用
          Inner relief device of double seal valve
          双重密封阀门内泄放装置-实用
          Slant fork arm carrier
          倾斜货叉架
          Three-stage mast
          三级门架
          Bearing cavity seal structure for high rotation speed pump
          高转速泵轴承腔密封结构专利
          Skid-mounted oil sending unit
          撬装式发油装置
          A quick-connector for top oil sending
          一种上装发油的快速接头
          Handle type pressure relief device
          手柄式泄压装置
          A from top oil sending unit with vapor recovery unit
          一种上装发油及油气回收装置
          Regulating mechanism for steering wheel position
          实用新型专利证书(方向盘位置调节机构)
          Explosion proof reversing switch
          实用新型专利证书(防爆换向开关)
          Friction resistance reducing structure for double seal valve
          双重密封阀门减少摩擦阻力的结构
          Sliding vane external type sliding vane pump
          滑片外置式滑片泵
          Bid-directional safety valve
          双向安全阀
          Vapor recovery unit
          油气回收装置
          Oil seal structure of oil pump bearing lubrication
          油泵轴承润滑油密封结构
          A disc processing device for double seal valve
          一种双重密封阀发瓣加工装置
          Loading and unloading submersible pump
          装卸两用潜油泵
          Chemical process intelligent pump
          化工流程智能泵
          Flame proof signal lamp
          隔爆型信号灯
          Axial Inlet device and its connection structure for horizontal multi-stage pump
          卧式多级泵轴向进口装置及其连接结构
          Axial force balancing structure for multi-stage axially split centrifugal pump
          多级中开式离心泵轴向力平衡结构
          Wear reducing sliding vane of sliding vane pump
          减缓磨损的滑片泵滑片
          Sectional type and variable screw cabinet rotor structure
          分段式变螺柜转子结构
          Roots vacuum pump
          罗茨真空泵实用新型专利证书
          Sliding vane against taking off structure
          滑片泵的滑片防脱出结构
          Tip gas structure of labyrinth impeller seal ring
          迷宫式叶轮密封环间隙结构
          Double cycloid rotor of dry vacuum screw pump
          干式螺杆真空泵双摆线转子
          Tip gas structure of labyrinth impeller seal ring
          迷宫式叶轮密封环间隙结构
          Forklift weighing mechanism
          叉车压箱机构
          Vertical inline pump
          立式管道泵
          Large power high speed sliding bearing
          大功率高速滑动轴承
          A impeller seal ring processing device
          一种叶轮密封环加工装置
          Measuring tool for screw rotor
          螺杆转自测量工具
          Electric-hydraulic synchronous control mechanism
          电液同步控制机构
          Screw stripping pump
          螺杆扫仓泵
          Dynamic balance structure of single head screw rotor
          单头螺杆转子动平衡结构
          Flame proof electric fan
          隔爆型电风扇
          Stopper rod of corking pouring basin -Utility Patent Certificate
          拨塞浇口盆用塞杆-实用专利证书
          Internal fin of the completed parts runner & pouring system
          整片式披缝内浇口浇注系统
          Large split-case centrifugal pump with open type body moulding
          大型中开式离心泵泵体铸型
          The moulding of big flat surface casting with heavy thick wall
          厚壁大平面铸件的铸型
          The compound template for sand-moulding casting
          砂型铸造用复合模板
          The casting moulding with tools of collecting slag
          带有集渣包的铸型
          The polygon sand flask for casting application
          铸造用多边形砂箱
          One type of casted main shaft
          一种铸造主轴
          The pouring system with sluice pouring gate
          带有闸门横浇道的浇注系统
          The sand flask with window
          带窗口的砂箱
          The feeding system of equivalent width side pressing along with the form changes
          等宽随形压边冒口补缩系统
          jiali Forklift
          叉车

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