| 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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| 03/03/2004 | CN2605095Y Combined counter sinking bit for socket chamfering |
| 03/03/2004 | CN1478626A Multilayer circuit board, detector for measuring, location hole processing device and its method |
| 02/26/2004 | US20040037660 Device for the generation of regularly spaced serial recesses in a long workpiece |
| 02/11/2004 | CN2602858Y Portable drum boring machine |
| 02/10/2004 | CA2313573C Drilling apparatus for tapping into a fluid containing vessel |
| 02/05/2004 | US20040023059 Lubricant layer of high and lower molecular weight polyethylene glycol and trimethylolpropane; undercoating of partially saponified polyviyl acetate or vinyl acetate - vinyl chloride copolymer |
| 02/05/2004 | DE10234107B3 Component bore drilling and simultaneous leakage testing method uses drilling tool provided with sealing element for sealing drilled bore and hollow space for introduction of pressurized fluid |
| 01/22/2004 | WO2004007130A1 Method of making a gas turbine engine diffuser |
| 01/22/2004 | US20040011174 Method and apparatus for forming openings in polymeric tubing |
| 01/15/2004 | US20040006870 Method of making a gas turbine engine diffuser |
| 01/14/2004 | CN2599334Y Valve device for UPVC pipeline |
| 01/14/2004 | CN2598691Y Special-purpose adjustable multi-spindle drilling machine for car coupling |
| 12/31/2003 | CN2595503Y Swinging type positioning drip irrigation tube hole drill |
| 12/24/2003 | WO2003106880A1 Device for producing bypasses under pressure in fluid piping systems |
| 12/24/2003 | DE19933977C2 Verfahren zum Anbinden eines Anschlußrohres an ein mittels eines Reliningrohres aus Kunststoffmaterial saniertes Hauptrohr A method for attaching a connecting pipe to a restructured from plastic material by means of a Reliningrohres main pipe |
| 12/24/2003 | CN2593953Y Small drilling machine with image sensor |
| 12/03/2003 | EP1366843A2 Device for drilling inclined holes in pipes |
| 12/02/2003 | US6655407 Refrigerant charging tool |
| 11/27/2003 | WO2003097295A1 Automatic machine tool |
| 11/26/2003 | CN2587557Y Drilling and chanfering machine for steel rail |
| 11/19/2003 | CN1128032C Horizontal cutting hole-drilling machine |
| 11/18/2003 | US6648562 Apparatus for tapping a hole in a pipeline |
| 11/12/2003 | CN1455719A Entry board for use in drilling small holes |
| 11/05/2003 | CN2584328Y Vibration bit for deep hole and hardworking material |
| 11/05/2003 | CN2584327Y Mainshaft device of boring mill |
| 10/30/2003 | DE20312194U1 Valve assembly, for controlling fluid flow, has valve spindle with valve body screwed down onto valve seat in side branch to block off flow |
| 10/30/2003 | DE20311845U1 Vacuum drilling unit for production of branch connections for metal or plastic pipes is operatable with use of conventional drilling machines and sealing hoods or welded connector pieces |
| 10/29/2003 | CN2582793Y Valve seat boaring lathe |
| 10/22/2003 | EP1204504B1 Deep drilling device |
| 10/22/2003 | CN2581103Y Self-control travel numerically controlled drilling machine for pot and pail |
| 10/16/2003 | WO2003084702A1 Deburring tool for deburring on the interior and/or exterior |
| 10/08/2003 | EP1349687A1 Adjustment method and apparatus for a boring tool |
| 10/08/2003 | CN2578026Y Minor-diameter longhole machining devices |
| 10/02/2003 | WO2003080277A1 Orbital hand tool apparatus for drilling |
| 10/01/2003 | EP1347855A1 Machine for boring elongated holes in work pieces |
| 10/01/2003 | CN2576387Y Boring machine for air-valve seat |
| 09/30/2003 | US6626616 Tapping tool for PVC pipes and fittings |
| 09/25/2003 | DE10208376C1 Branch valve boring armature for pipelines has frame supporting rotary spindle with cutting tool on end |
| 09/24/2003 | EP1346796A2 Device for working upon a hollow profile along a plurality of sides |
| 09/24/2003 | CN2574811Y New structure of quincuncial key gear milling machine |
| 09/18/2003 | DE20310828U1 Motorised lathe for insides of tubes, includes forced guide for support device for opposite end of drill rod to workpiece chuck |
| 09/16/2003 | US6619893 Tapping apparatus |
| 09/10/2003 | CN2571527Y Eccentric device for drilling machine |
| 08/28/2003 | WO2003070407A1 Machine tool |
| 08/27/2003 | CN2568343Y Three-shaft piston boring snap ring working machine |
| 08/21/2003 | DE20309213U1 Corner valve for water supply duct, comprising several components made of non-corroding materials |
| 08/20/2003 | CN2566965Y Cylinder end reamer |
| 08/20/2003 | CN2566964Y Horizontal numerically-controlled hole enlarging machine tool |
| 08/13/2003 | CN2565568Y Eccentric shaft processing tool |
| 08/13/2003 | CN1436291A Drilling fitting |
| 08/06/2003 | EP1332314A1 Self-tapping clamp |
| 08/05/2003 | US6601484 Method and tool for cutting inside corner |
| 07/31/2003 | WO2003062695A1 Fitting |
| 07/31/2003 | CA2456326A1 Fitting |
| 07/30/2003 | CN2562902Y Inner hole borning device for ethylene cracking pipe |
| 07/24/2003 | US20030136445 Tapping valve |
| 07/17/2003 | DE20220437U1 Branch valve boring armature for pipelines has frame supporting rotary spindle with cutting tool on end |
| 07/03/2003 | US20030123939 Apparatus and method of dice manufacture |
| 07/03/2003 | US20030121157 Tool for removing cut-off plastic pipe in a pipe socket and method of use |
| 06/19/2003 | US20030113181 Orbital hand tool apparatus for drilling |
| 06/18/2003 | CN2555965Y Boring mill for cylinder bush |
| 06/12/2003 | WO2003047796A1 Deep drilling device |
| 06/04/2003 | CN2553936Y Semi-automatic speed regulation tapping mechanism of drilling machine |
| 05/21/2003 | CN1418747A Method and equipment for drilling micro-holes with variable parameter vibration drill |
| 05/20/2003 | US6565295 Hole position accuracy; multilayer drill penetration layer;aluminum foil and thermosetting resin |
| 05/20/2003 | US6565294 Plunge cutting device for non-circular shapes |
| 05/14/2003 | EP1310327A2 Eyeglass lens processing apparatus |
| 05/14/2003 | CN2550105Y Screw tapping device for drill machine |
| 05/13/2003 | US6560835 Skiving and roller burnishing tool |
| 05/08/2003 | US20030087584 Eyeglass lens processing apparatus |
| 05/02/2003 | EP0928231B1 Method and device for drilling of holes into the mantle of a cylinder or equivalent of a paper machine |
| 04/30/2003 | CN1413789A Method and device for open pore on steel plastic compound tube with pressure |
| 04/24/2003 | DE10202676C1 Tapping stop valve, welding sleeve, or similar, connected to a tube has integrated safety closure device actuated by integral actuator element via moveable body in valve socket |
| 04/23/2003 | EP1193013B1 Machine for drilling oil holes in crankshafts and corresponding method |
| 04/22/2003 | US6551034 Drilling apparatus for tapping into a fluid containing vessel |
| 04/22/2003 | US6550118 Apparatus and method for accurate countersinking and rivet shaving for mechanical assembly operations |
| 04/16/2003 | EP1301305A1 Device for producing deep-hole borings in workpieces having a convex surface |
| 04/09/2003 | CN2543634Y Boring machine for bush repairing |
| 04/02/2003 | EP1296801A1 Skiving and roller burnishing tool |
| 04/02/2003 | CN2542377Y Working table fixed floof deep hole drill |
| 04/02/2003 | CN1406696A Precisive boring machine for irregular holes |
| 03/26/2003 | CN1406158A Smart machine tool system |
| 03/25/2003 | US6536997 Process for chip-removing machining of bore surfaces |
| 03/13/2003 | WO2002049791A8 Adjustment method and apparatus for a boring tool |
| 03/12/2003 | EP1291104A1 System and method for boring a workpiece |
| 03/12/2003 | EP1290371A2 Tapping stop valve |
| 03/12/2003 | CN1401453A Cylinder end reamer |
| 03/12/2003 | CN1102874C Hole drilling device for pipe |
| 03/06/2003 | US20030044249 Tapping tool for PVC pipes and fittings |
| 03/06/2003 | US20030044247 System and method for boring a workpiece |
| 03/05/2003 | EP0868630B1 Valve self-piercing tap |
| 03/05/2003 | CN2538459Y Special shaped drilling machine |
| 02/19/2003 | CN2536335Y valve jointed assembled hole threading apparatus |
| 02/05/2003 | CN2533969Y Continuous drip irrigation hose boring machine |
| 01/30/2003 | US20030021645 Apparatus for mounting a drill on a pipe |
| 01/29/2003 | CN1393312A Power enlargement type apparatus for removing dust of ejecting drilling |
| 01/28/2003 | US6511266 Wall fishing method and apparatus |
| 01/28/2003 | CA2242565C Tacking fastener |
| 01/23/2003 | WO2003006196A1 Method and apparatus for producing a conical or shaped hole in a workpiece |
| 01/22/2003 | CN1392015A Swing type positioning punching machine for dripping irrigation pipe |