| Patents for B23B 41 - Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor (5,345) |
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| 05/27/2009 | CN101439457A Method for processing pressing sleeve hole of large diameter in top and bottom cross member of oil press |
| 05/27/2009 | CN101439456A Technique for processing small hole in radial direction of dish piece |
| 05/27/2009 | CN101439420A Method for processing ultralong type press pull rod bottoming hole |
| 05/27/2009 | CN101439419A Device for removing broken valve of pressure gas cylinder |
| 05/20/2009 | EP1558418B1 Method of making a gas turbine engine diffuser |
| 05/20/2009 | CN201239887Y Air clamper |
| 05/20/2009 | CN201239886Y Clamp device for eccentric wheel |
| 05/20/2009 | CN201239882Y Drill fixture for engine lower box body oilgear mounting hole |
| 05/19/2009 | US7533453 E-facet optical lens |
| 05/14/2009 | DE102007053644A1 Workpiece drilling process i.e. deep drilling process, monitoring method, involves controlling feed motion of drilling tool based on flow rate and/or flow velocity of cooling lubricant, and stopping motion if motion falls below preset value |
| 05/13/2009 | EP2056986A1 A fixation device for fixating a portable drilling machine to a drill template |
| 05/13/2009 | CN201235468Y Machining apparatus for large-scale screw propeller hub hanging hole |
| 05/13/2009 | CN201235407Y Super large deep taper hole machining special machine |
| 05/13/2009 | CN201235406Y Differential variable frequency boring machine |
| 05/13/2009 | CN201235405Y Integrally processing device for crusher rotor hammer disk hammer shaft hole |
| 05/07/2009 | US20090116913 Polycrystalline Diamond Cutting Tool with Coated Body |
| 05/07/2009 | DE19922159B4 Vorrichtung zum Abziehen einer Flüssigkeit aus einem Hohlraum An apparatus for removing a liquid from a cavity |
| 05/06/2009 | CN201231416Y Crankshaft oil hole drilling attachment |
| 05/06/2009 | CN201231411Y Bracket of boring lathe for processing ultra-long work-piece |
| 05/06/2009 | CN201231329Y Machine-tool modular fixture for processing cylinder |
| 05/06/2009 | CN201231326Y Large-caliber cylinder combined boring head |
| 04/30/2009 | US20090110500 Cutter for engagement with an arbor |
| 04/29/2009 | CN201227696Y Crankshaft mass-centering machine main engine |
| 04/29/2009 | CN201227694Y Fine boring and squeezing tool bit for cylinder liner inner bore surface machining |
| 04/29/2009 | CN101417347A Tapping device for large-size ball |
| 04/28/2009 | US7523552 Milling bleed holes into honeycomb process |
| 04/23/2009 | WO2009049367A1 Multiple chuck hand tool |
| 04/22/2009 | CN201224035Y Fixture for drilling holes on side surface |
| 04/22/2009 | CN201223962Y Step chip dividing groove deep hole drill |
| 04/22/2009 | CN201223961Y Drill head for drilling thin pipe |
| 04/22/2009 | CN201223958Y Large-sized crankshaft numerical control deep-hole drilling machine |
| 04/22/2009 | CN201223952Y Multlicutting processing tool bit for deep hole step end-face |
| 04/22/2009 | CN101412118A Drilling machine |
| 04/19/2009 | CA2639306A1 Probe for a magnetic remanence measurement method, and method for detecting deposits of foreign material and inclusions in hollow spaces |
| 04/15/2009 | CN201220350Y Fixture for detent and spindle drill |
| 04/15/2009 | CN201220291Y Conicity mounting type eccentric machine core drill |
| 04/15/2009 | CN201220289Y Glass lamp bowl double-face drilling equipment |
| 04/09/2009 | DE102007048744A1 Borehole producing method, involves producing tool-rotation axis that runs in angle of incidence from specific degree to longitudinal axis of borehole, and moving rotary cutting tool along axis to be produced during cutting process |
| 04/08/2009 | CN201217149Y Horizontal numerical control boring wheeling machine |
| 04/08/2009 | CN201217088Y Diesel engine cylinder cover inclined hole processing device |
| 04/08/2009 | CN100475373C Method for monitoring life period of mechanical manufacturing system and cool-shaped tool |
| 04/07/2009 | US7513719 Reaming tool for broken conduit |
| 04/02/2009 | DE102007045431A1 Anbohrarmatur Tapping valve |
| 04/01/2009 | CN201214196Y Dial for flange boring |
| 04/01/2009 | CN201214157Y Manual feeding type multifunctional tapping machine |
| 04/01/2009 | CN201214156Y Boring machine for processing multi-angle pinhole |
| 04/01/2009 | CN201214152Y Ladder type top shockproof boring cutter pole |
| 04/01/2009 | CN201214151Y Combined spiral chip removing deep hole boring cutter |
| 04/01/2009 | CN101396745A Yarn-spinning spindle supporting hole processing method and special clamp thereof |
| 04/01/2009 | CN100473484C Underwater pressure pipeline tapping machine |
| 03/31/2009 | US7510357 Boring device |
| 03/26/2009 | US20090080984 Combination tool and method for metal-cutting machining of a drill-hole and its hole surface as well as cutting insert for such a combination tool |
| 03/25/2009 | CN201211617Y Multi-purpose fixture clamper for piston oil hole processing |
| 03/25/2009 | CN101391313A Borehole allocation method on large marine shafting ground |
| 03/24/2009 | US7507142 Eyeglass lens processing apparatus |
| 03/24/2009 | US7507057 Deburring tool for deburring on the interior and/or exterior |
| 03/24/2009 | CA2552235C Sleeved stop for a drill bit |
| 03/19/2009 | US20090074523 Deep-Hole Drilling Apparatus |
| 03/18/2009 | CN201208659Y Apparatus for turning round hole of drill machine |
| 03/18/2009 | CN201208658Y Large-sized work piece end-face boring apparatus |
| 03/18/2009 | CN101386079A Drilling jig for drilling deep hole on medium-thickness reinforcement bar in vacuum pump |
| 03/18/2009 | CN100469499C Location hole processing method for multilayer circuit board |
| 03/11/2009 | EP2033729A1 Deep hole drilling apparatus |
| 03/11/2009 | CN201205605Y Multifunctional whole box mobile boring machine |
| 03/10/2009 | US7500315 Hole data input device and eyeglass lens processing apparatus having the same |
| 03/10/2009 | CA2480916C Cutter tool for bore liners |
| 03/04/2009 | CN201201284Y Protective adjustable perforator |
| 03/04/2009 | CN201201150Y Special-shaped hole combined borer |
| 03/04/2009 | CN201201062Y Self-feed deep hole borer |
| 03/04/2009 | CN201201059Y Ultra-deep blind hole boring cutter rod |
| 03/04/2009 | CN101376179A Floating type oval-shaped supersonic vibration micro-engraving device |
| 02/26/2009 | WO2009025250A1 Inclined small hole working method |
| 02/26/2009 | US20090053001 Cutting head for a reamer |
| 02/25/2009 | CN201198080Y Deep hole calendering tool bit |
| 02/25/2009 | CN201198041Y Flange boring device |
| 02/25/2009 | CN201198040Y Hydraulic type rail drilling machine |
| 02/25/2009 | CN101375648A Boring method and boring device |
| 02/25/2009 | CN101372082A Mold special for processing bearing retainer pocket |
| 02/25/2009 | CN101372044A Equipment for secondary operation of hole on shock-proof front fork shoulder cover |
| 02/18/2009 | CN201195209Y Bush plate |
| 02/18/2009 | CN101367135A Drilling and milling machine for lens |
| 02/18/2009 | CN100462168C Installation for drilling barrel in large size |
| 02/12/2009 | DE102007029826A1 Bohrwerkzeug mit Vorschubgewinde Drilling tool with feeding threads |
| 02/11/2009 | CN101362221A Numerically controlled machine taper-hole boring device and method |
| 02/11/2009 | CN101362220A Drill frock positioner of motor bed plate end-face hole |
| 02/04/2009 | CN201189606Y Full-automatic drilling cutter |
| 02/04/2009 | CN201189566Y Novel large-sized perforating deep borehole borer |
| 02/04/2009 | CN201189564Y Large-sized high-efficiency boring head for deep borehole processing |
| 02/04/2009 | CN101357430A Processing method of multi-level small-flow blower coaxiality |
| 02/04/2009 | CN100457342C Method and device for water distributing ring circular base type joint-boring process |
| 01/29/2009 | DE112007000560T5 Werkzeugkopf, Werkzeugmaschine und Bohrverfahren zum Bohren eines Zylinderblocks unter Verwendung der Werkzeugmaschine Tool head, machine tool and drilling for drilling a cylinder block using the machine tool |
| 01/28/2009 | EP2018237A2 Tapered turning lathe |
| 01/28/2009 | CN101352763A FPC secondary drilling method |
| 01/21/2009 | EP2017024A1 Drilling robot comprising a tool support frame which can be secured to the stand of the workpiece |
| 01/21/2009 | CN201183090Y Shaft bushing punching device |
| 01/20/2009 | US7478982 Tubular cutting device |
| 01/15/2009 | DE102005008398B4 Anbohrarmatur für Kunststoffrohre und Verfahren zum Anschließen einer Anbohrarmatur Tapping fitting for plastic pipes and method for connecting a tapping fitting |
| 01/15/2009 | DE10137437B4 Verfahren zur Bearbeitung von Bohrungen A process for the machining of bores |
| 01/14/2009 | CN101342605A Drill |
| 01/14/2009 | CN101342604A Hole drilling method with single-side brass plate as back drill cover plate |