| Patents for B21B 17 - Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling (1,014) |
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| 02/19/2015 | DE102009053166B4 Verfahren und Einrichtung zum optimierten Stangenumlauf bei der Herstellung eines nahtlos warmgefertigten Stahlrohres nach dem Rohrkontiverfahren Method and apparatus for optimized rod circulation in the manufacture of seamless hot rolled steel pipe according to the continuous mandrel rolling |
| 02/17/2015 | CA2724417C Rolling mill stand and related rolling mill for longitudinally rolling rod-shaped bodies |
| 01/29/2015 | US20150027190 Method and device for roll-forming workpieces |
| 01/28/2015 | CN103097045B 芯棒式无缝管轧机及无缝管的制造方法 Mandrel mill and seamless pipe manufacturing methods |
| 01/27/2015 | US8939004 Method for adjusting rolling positions of rolling rolls constituting three-roll mandrel mill and method for manufacturing seamless pipes or tubes |
| 01/21/2015 | CN102873098B 一种超薄壁钛管材的制造方法 Method for manufacturing a thin wall titanium tubing |
| 01/21/2015 | CN102806230B 一种两辊往复式轧管机用浮动芯棒轧制铜管工艺及设备 A two-roll rolling machine with reciprocating floating brass mandrel rolling process and equipment |
| 01/07/2015 | CN204074706U 一种高速轧机模具 A high speed rolling dies |
| 01/07/2015 | CN204074701U 一种无缝钢管冷扎机 One kind of seamless steel cold rolling machine |
| 12/30/2014 | US8919166 Method of forming industrial housings |
| 12/17/2014 | CN102300663B 耐磨件元件及构造方法 Wear parts components and construction methods |
| 12/09/2014 | US8904839 Method of and rolling mill for making seamless steel pipe |
| 11/25/2014 | US8893539 Method of profiling a tube of given length |
| 10/14/2014 | US8857235 Rolling mill for long articles |
| 08/28/2014 | US20140238095 Installation and method for continuously shaping longitudinally slotted pipes |
| 08/14/2014 | US20140223984 Rolling mill and rolling method |
| 08/14/2014 | DE102013002268A1 Walzanlage bzw. -verfahren Rolling equipment or processes |
| 08/13/2014 | CN103978037A 辊轧机 Rolling mill |
| 08/12/2014 | US8800334 Rolling mill of rotating expander type for tubular bodies with tip-stabilizing system |
| 08/12/2014 | CA2842907A1 Rolling mill and rolling method |
| 07/30/2014 | CN102548676B 多辊式芯棒式无缝管轧机及无缝管的制造方法 Multi-roll mandrel mill and seamless pipe manufacturing methods |
| 07/17/2014 | WO2014045140A3 Rolling plant, rolling milll and rolling method |
| 07/16/2014 | CN203711472U 石油用割缝管的梯型缝加工装置 Oil seam processing apparatus ladder with slotted tube |
| 07/02/2014 | CN203678841U 一种用于轧制钢管的轧制设备 A rolling steel rolling equipment |
| 07/02/2014 | CN103894418A 一种加工外方内圆管材用冷轧管机 A process for foreign inner circle pipe with cold rolling mill |
| 07/02/2014 | CN103894417A 一种加工矩形管材的冷轧管机 A method of processing a rectangular pipe cold rolling mill |
| 06/24/2014 | US8756966 Pilger die and pilger mandrel for manufacturing dashpot tube for nuclear fuel assembly and method of manufacturing the pilger die and the pilger mandrel |
| 06/11/2014 | EP2739758A1 Controlled rolling method of seamless steel tube excellent in strength and low-temperature toughness |
| 05/21/2014 | CN103801559A 一种轧管芯棒制作方法及其轧制管芯棒的装置 A method of making pipe rolling and rolling tube mandrel mandrel means |
| 05/21/2014 | CN103801558A 石油用割缝管的梯型缝加工方法和设备 Oil with slotted tube ladder stitch processing methods and equipment |
| 05/14/2014 | CN102548677B 拉回式芯棒式无缝管轧机及管材的轧制方法 The method of rolling back type mandrel mill and pipe |
| 05/07/2014 | CN203578350U 热轧等边六角无缝钢管装置 Hot-rolled seamless steel pipe means equilateral hexagon |
| 04/16/2014 | CN203541077U Seamless steel pipe head rolling device |
| 04/10/2014 | US20140096580 Rolling stand with three working rolls |
| 04/10/2014 | DE102013220272A1 Walzkäfig mit drei arbeitswalzen Roll cage with three strippers |
| 04/10/2014 | DE102009010414B4 Walzstraße und Verwendung der Walzstraße zum Reduzieren von Stäben und/oder Rohren Rolling mill and use the rolling mill to reduce rods and / or tubes |
| 04/02/2014 | CN203508592U Travelling crane for rolling threaded smoke tubes |
| 03/27/2014 | WO2014045140A2 Improvement to a rolling plant |
| 03/27/2014 | DE102012019025A1 Deoxidation von schräggewalzten Hohlblöcken Deoxidation obliquely rolled hollow blocks |
| 03/19/2014 | CN103649344A Controlled rolling method of seamless steel tube excellent in strength and low-temperature toughness |
| 02/20/2014 | WO2014027655A1 Powder lubricant composition and method for manufacturing seamless steel tube |
| 02/05/2014 | EP2692453A1 Method for manufacturing roll for reducing, and roll for reducing |
| 01/30/2014 | WO2014017372A1 Seamless metal tube fabrication method, mandrel mill, and auxiliary tools |
| 01/30/2014 | WO2014017370A1 Seamless metal tube fabrication method and fabrication apparatus |
| 01/29/2014 | CN203408983U Square tube squaring machine |
| 01/29/2014 | CN203408982U Centralized transmission reducing mill for rolling hot-rolled seamless steel pipe |
| 01/21/2014 | CA2616952C Rolling mill with stands with three adjustable rolls |
| 01/15/2014 | EP2683500A1 Process for rolling tubes in a continuous multi-stand rolling mill |
| 01/08/2014 | CN102348517B Hollow member, and manufacturing device and manufacturing method thereof |
| 12/25/2013 | EP2014378B1 Process for producing stainless-steel pipe |
| 12/18/2013 | EP2055399B1 Mandrel bar cleaning facility |
| 12/18/2013 | CN103459056A Method for manufacturing roll for reducing, and roll for reducing |
| 12/18/2013 | CN103447300A Centralized transmission reducer and reducing process of hot-rolled seamless steel tubes by using reducer |
| 12/11/2013 | CN203330134U Tube seam detecting and controlling system of cold pilger mill |
| 12/11/2013 | CN103442819A Process for rolling tubes in a continuous multi-tand rolling mill |
| 12/10/2013 | US8601844 Multi-roll mandrel mill and method of producing seamless tubes |
| 12/03/2013 | US8596104 Device and method for producing profiled bodies |
| 11/27/2013 | CN203304276U Multi-roll cold rolling mill |
| 11/27/2013 | CN103406371A System and method for controlling cold tube-rolling mill tube seam detection |
| 11/20/2013 | CN203292221U Intelligent blank tube production line |
| 11/20/2013 | CN203292189U Tube blank rolling device |
| 10/31/2013 | US20130284304 Spinning method, spinning machine, and shaped component |
| 10/30/2013 | CN103372568A Synchronous belt type cold rolling forming machine and cold rolling pipemaking machine |
| 10/09/2013 | CN101505886B Mandrel bar cleaning facility |
| 10/01/2013 | CA2749686C Hollow member and an apparatus and method for its manufacture |
| 09/25/2013 | CN103316948A Intelligent blank tube product line |
| 09/25/2013 | CN103316916A Square tube former and production method of square tubes |
| 09/11/2013 | CN103286155A Manufacturing method of cobalt/iron composite tube for coronary stent and auxiliary equipment |
| 09/11/2013 | CN103286134A Core rod clamping mechanism of double-roller cold reducing mill |
| 09/10/2013 | US8528378 Method for producing ultrathin-wall seamless metal tube by cold rolling method |
| 08/15/2013 | US20130205860 Mandrel mill and method for manufacturing seamless pipe or tube |
| 08/08/2013 | DE102007028710B4 Herstellungsverfahren für Rohre, Walzenstraße zur Durchführung des Verfahrens, Flachrohr sowie Wärmetauscher mit derartigen Flachrohren Manufacturing processes for pipes, rolling mill for implementing the method, as well as flat-tube heat exchanger with such flat tubes |
| 07/23/2013 | US8490450 Retract mandrel mill and method for rolling tube blank |
| 07/18/2013 | US20130180302 Ring rolling mill and ring rolling method |
| 06/26/2013 | CN203018456U Cold rolling mill for processing square-outside and rounded-inside pipes |
| 06/26/2013 | CN203018455U Cold rolling mill for processing rectangular pipes |
| 06/26/2013 | CN102389900B High-precision processing method for Ti-3Al-2.5V (TA18) aviation titanium tube |
| 06/25/2013 | USRE44308 Method for manufacturing seamless pipes or tubes |
| 06/25/2013 | US8468863 Profile-rolling machine |
| 06/19/2013 | CN103157663A Extruded tube sizing straightening device |
| 06/18/2013 | US8464568 Production method of seamless pipe or tube, and oxidizing gas supply unit |
| 06/05/2013 | CN202963029U Heat pipe rolling forming device |
| 06/05/2013 | CN101652198B Reducer pass roll and reducer |
| 05/16/2013 | US20130117990 Method of forming industrial housings |
| 05/15/2013 | EP2591865A1 Mandrel mill and method for manufacturing seamless pipe |
| 05/15/2013 | CN102172624B Seamless steel pipe three-roller longitudinal tandem rolling unit |
| 05/15/2013 | CN102036762B Rolling mill stand and related rolling mill for longitudinally rolling rod-shaped bodies |
| 05/15/2013 | CN101344193B Tubular product and manufacturing method and manufacturing device thereof |
| 05/08/2013 | CN103097045A Mandrel mill and method for manufacturing seamless pipe |
| 04/30/2013 | US8429945 Rolling process and relating longitudinal, multi-stand rolling mill of continuous, restrained type for hollow bodies |
| 04/24/2013 | CN101823075B Rolling method for sharpening head and tail wall thickness of seamless steel tube |
| 04/17/2013 | EP2580003A1 Method for producing seamless pipes |
| 04/17/2013 | CN101410542B High-strength seamless steel pipe for mechanical structure which has excellent toughness and weldability, and method for manufacture thereof |
| 04/03/2013 | CN202845436U Abnormal shape copper pipe tandem rolling molding device |
| 04/03/2013 | CN103025445A Method for producing seamless pipes |
| 03/20/2013 | CN202803749U Single-end double-strand two-roll cold reducing mill |
| 03/20/2013 | CN202803748U Three-roller type elongator |
| 03/14/2013 | US20130061646 Process for rolling tubes in a continuous multi-stand rolling mill |
| 03/06/2013 | CN102950151A Method and device for producing a cold pilgered pipe |
| 03/06/2013 | CN102950150A Method and device for producing a cold pilgered pipe |