| Deep hole concentric cutting die |
2023-2-08 |
2023-6-20 |
2023-6-20 |
| Hole concentricity detects frock |
2022-12-11 |
2023-4-25 |
2023-4-25 |
| Transmission shaft clamping tool |
2022-12-07 |
2023-4-25 |
2023-4-25 |
| Just, connect formula diamond reaming formula pilot bit |
2022-11-26 |
2023-6-16 |
2023-6-16 |
| Systems and methods for an electric powered service rig |
2022-4-12 |
2022-10-13 |
|
| Drill bit supporting mechanism and horizontal deep-hole drilling machine |
2022-2-25 |
2022-6-24 |
2022-6-24 |
| Drill bit support mechanism and horizontal deep-hole drilling machine |
2022-2-25 |
2022-4-12 |
|
| Fine boring cutter |
2021-12-31 |
2022-4-01 |
|
| Special quick drill bit for horizontal drilling machine for connecting rock … |
2021-11-01 |
2022-5-17 |
2022-5-17 |
| Stepped rapid drilling coreless drill bit |
2021-11-01 |
2022-5-17 |
2022-5-17 |
| High-pressure rotary spraying double-pipe inner concave type coreless pneumatic … |
2021-11-01 |
2022-5-17 |
2022-5-17 |
| Two-wing spiral fast drilling bit |
2021-11-01 |
2022-5-17 |
2022-5-17 |
| Four-wing horizontal head type drag bit with ball and capable of preventing … |
2021-10-21 |
2022-1-07 |
|
| Tapered deep hole drilling, milling and boring cutter |
2021-9-08 |
2022-4-01 |
2022-4-01 |
| Deep hole processing is with automatic cutter relieving tool |
2021-9-08 |
2022-3-29 |
2022-3-29 |
| From rectifying dark spot facing work handle of a knife |
2021-9-08 |
2022-4-01 |
2022-4-01 |
| Boring cutter for deep hole |
2021-3-10 |
2021-11-19 |
2021-11-19 |
| Simple bottom hole flat-bottom cutter |
2021-3-10 |
2021-11-19 |
2021-11-19 |
| Floating boring cutter |
2021-3-10 |
2021-11-19 |
2021-11-19 |
| Auxiliary turning angle tool clamp on machine tool |
2021-3-10 |
2021-11-19 |
2021-11-19 |
| Tool for removing hole steps |
2021-3-10 |
2021-10-29 |
2021-10-29 |
| Numerical control deep-hole drilling machine is with special-shaped anchor … |
2021-3-09 |
2021-10-29 |
2021-10-29 |
| Clamping device for wire-electrode cutting boring machining |
2021-3-09 |
2021-10-29 |
2021-10-29 |
| Multi-filtration chip removing system for cutting oil of deep hole drilling and … |
2021-3-09 |
2021-11-23 |
2021-11-23 |
| Spacing locking mechanism of vertical numerical control engraver |
2021-3-09 |
2021-11-19 |
2021-11-19 |
| Improved fetching assembly of tool magazine of deep hole numerical control … |
2021-3-09 |
2021-10-29 |
2021-10-29 |
| Deep hole drilling and boring machine conversion mechanism easy to operate |
2021-3-09 |
2021-11-23 |
2021-11-23 |
| Cooling system for rocker arm drilling machine |
2021-3-09 |
2021-11-19 |
2021-11-19 |
| Deep hole processing device convenient to fix on lathe |
2021-3-09 |
2021-11-23 |
2021-11-23 |
| Deep hole machining device with limiting function |
2021-3-09 |
2021-11-23 |
2021-11-23 |
| Filter mechanism of numerical control deep hole drilling machine |
2021-3-09 |
2021-11-19 |
2021-11-19 |
| Circuit board plugboard frame with high adaptability |
2020-11-19 |
2021-8-13 |
2021-8-13 |
| Circuit board plugboard frame |
2020-11-19 |
2021-9-14 |
2021-9-14 |
| Circuit board transport vehicle |
2020-11-19 |
2021-8-13 |
2021-8-13 |
| Circuit board fixing jig |
2020-11-19 |
2021-8-13 |
2021-8-13 |
| Circuit board automatic feeding cutting device |
2020-11-18 |
2021-8-13 |
2021-8-13 |
| Circuit board automatic feeding drilling equipment |
2020-11-18 |
2021-8-13 |
2021-8-13 |
| Automatic drilling device for circuit board |
2020-11-17 |
2021-8-13 |
2021-8-13 |
| Circuit board perforating device |
2020-11-17 |
2021-8-13 |
2021-8-13 |
| Automatic cutting device for circuit board |
2020-11-17 |
2021-8-20 |
2021-8-20 |
| Circuit board cutting device |
2020-11-17 |
2021-8-13 |
2021-8-13 |
| Diamond drill bit cutter |
2020-9-30 |
2020-12-01 |
2020-12-01 |
| Die plate tapping machine |
2020-8-18 |
2021-7-02 |
2021-7-02 |
| Template hoisting device |
2020-8-18 |
2021-5-04 |
2021-5-04 |
| Quick drilling equipment of template |
2020-8-18 |
2021-5-04 |
2021-5-04 |
| Template unloader |
2020-8-18 |
2021-7-02 |
2021-7-02 |
| Quick cleaning device of lathe sweeps |
2020-8-18 |
2021-5-04 |
2021-5-04 |
| Efficient cutter for machining |
2020-8-18 |
2021-5-04 |
2021-5-04 |
| Quick module positioning device |
2020-8-18 |
2021-5-04 |
2021-5-04 |
| Drilling tool with two longitudinal grooves in the rake face |
2020-7-28 |
2022-4-01 |
|
| An inertial measurement unit and method of operation |
2020-2-11 |
2022-4-07 |
|
| Whole plate part machining device |
2019-12-31 |
2020-12-15 |
2020-12-15 |
| Whole plate part machining device and machining method thereof |
2019-12-31 |
2020-4-17 |
|
| Gamma ray counter |
2019-4-30 |
2019-10-31 |
|
| A kind of electric clamper |
2018-10-11 |
2019-5-10 |
2019-5-10 |
| A kind of novel locating clip pin mechanism |
2018-10-11 |
2019-5-17 |
2019-5-17 |
| A kind of dove-tail form clamping device |
2018-10-11 |
2019-5-10 |
2019-5-10 |
| A kind of positioning clamping device of shell part |
2018-10-10 |
2019-5-03 |
2019-5-03 |
| Indexing device is used in a kind of machining |
2018-10-10 |
2019-5-03 |
2019-5-03 |
| A kind of multipurpose floating fixture |
2018-10-10 |
2019-5-03 |
2019-5-03 |
| A kind of profiling clamping device |
2018-10-10 |
2019-5-17 |
2019-5-17 |
| A kind of multistation quick change clamping mechanism |
2018-10-09 |
2019-5-03 |
2019-5-03 |
| A kind of shaped piece clamping device |
2018-9-14 |
2019-7-12 |
2019-7-12 |
| A kind of microbit for processing high-temperature alloy material |
2017-2-10 |
2017-9-19 |
2017-9-19 |
| A kind of preparation method with the U.S. rule inserted sheet of fuse and … |
2017-2-10 |
2017-6-27 |
|
| It is a kind of to be used to prepare the automatic riveting press with fuse U. … |
2017-2-10 |
2017-8-29 |
2017-8-29 |
| A kind of microbit |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| It is a kind of with self-positioning microbit |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of micro- footpath three-wing bit |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of micro- footpath slotting cutter |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of left-handed Step drill |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of soft material target drill |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of semicircle Step drill |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| A kind of high hard material target drill |
2016-12-07 |
2017-7-21 |
2017-7-21 |
| One kind shaping drill mill |
2016-12-07 |
2017-6-16 |
2017-6-16 |
| Movable steel ladle casting mechanism |
2016-3-24 |
2016-7-27 |
|
| Plane copper machine |
2016-1-29 |
2016-9-14 |
2016-9-14 |
| Support pad for a drill head and method for designing and manufacturing a … |
2013-8-14 |
2014-3-12 |
|
| Bit breaker |
2011-3-18 |
2013-5-21 |
2013-5-21 |
| Bit breaker |
2011-3-18 |
2012-9-20 |
|
| Reverse pulling expanding drill and method of fixing cutting leg component in … |
2010-5-21 |
2014-6-25 |
2014-6-25 |
| Molybdenum silicide composite material |
2009-10-21 |
2011-9-28 |
|
| Measurement-while drilling mud pulse telemetry reflection cancelation |
2008-1-23 |
2008-2-27 |
|
| Borehole tester apparatus and methods using dual flow lines |
2007-10-23 |
2009-8-12 |
|
| Method and apparatus for directional drilling with variable drill string … |
2007-9-06 |
2009-9-15 |
2009-9-15 |
| Method and apparatus for directional drilling with variable drill string … |
2007-9-06 |
2011-5-24 |
2011-5-24 |
| Mobile snubbing system |
2007-2-21 |
2008-12-30 |
2008-12-30 |
| Directional sensor system comprising a single axis sensor element positioned at … |
2006-6-30 |
2009-3-18 |
2009-3-18 |
| Compensated ensemble crystal oscillator for use in a well borehole system |
2006-4-10 |
2012-12-25 |
2012-12-25 |
| Mobile snubbing system |
2006-2-22 |
2013-7-23 |
2013-7-23 |
| Method of dynamically controlling open hole pressure in a wellbore using … |
2006-2-20 |
2006-3-29 |
|
| Device and method of gain stabilization for spectral gamma ray painting systems |
2006-1-31 |
2006-8-02 |
|
| Self contained temperature sensor for borehole sytems |
2006-1-18 |
2009-8-05 |
2009-8-05 |
| Method for the circulation of gas when drilling or working a well |
2005-11-02 |
2009-8-12 |
2009-8-12 |
| Method for logging earth formations |
2005-9-22 |
2010-8-25 |
2010-8-25 |
| Ultrasonic cement scanner |
2005-8-30 |
2006-3-29 |
|
| Spectral gamma ray logging system and method during drilling |
2005-3-14 |
2005-9-16 |
|
| Apparatus and method of manufacturing a frameless snubbing unit |
2004-12-02 |
2006-3-13 |
|
| Logging tool with response invariant to changes in borehole pressure |
2004-11-16 |
2006-12-19 |
2006-12-19 |
| Method and apparatus to control the rate of flow of a fluid through a conduit |
2004-11-15 |
2007-10-17 |
2007-10-17 |