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1922-06-06 |
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Collapsible tap
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Method of making cutting tools
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Cutting tool
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1957-10-07 |
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Nat Acme Co |
Threading machine with collapsible tap having means to permit replacement of cutter bits
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1959-10-30 |
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United States Steel Corp |
Thread chasers having the last tooth free of flank contact rearwardly of the thread crest cut thereby
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1961-09-06 |
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Titanium bi-alloy composites and manufacture thereof
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Drill bits and methods of producing drill bits
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Combination expandable cutting and seating tool
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Tool head with differential motion recede mechanism
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Unitized rotary rock bit
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Hardening coating for thread rolling dies
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Unitized rotary rock bit
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Chaser
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Pa pulvermetallurgisk veg framstelld legering bestaende av 30-70 volymprocent
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Tone Boring Co |
Triicone bit and method of manufacturing it
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Process for preparation of a metal carbide-containing moulded product
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Core drill
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Kreissägeblatt
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1976-12-28 |
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Method of forming and subsequently heat treating articles of near net shaped from powder metal
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Trw Inc. |
Chaser cutting apparatus
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Werkwijze voor het vervaardigen van een boorkop voorzien van harde slijtvaste elementen, als- mede boorkop vervaardigd volgens de werkwijze.
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Thyssen Edelstahlwerke Ag, 4000 Duesseldorf |
Verfahren zur Herstellung von Werkzeugen durch Verbundsinterung
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1977-07-01 |
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Method of making titaniummcarbide and tungstenncarbide base powder for super alloy use
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1977-08-24 |
1979-10-09 |
The Regents Of The University Of California |
Method of making high strength, tough alloy steel
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Drill bit
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Tapping tool for making vibration resistant prevailing torque fastener
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Earth-boring drill bits
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Method of forming and ultrasonic testing articles of near net shape from powder metal
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Drag bit
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General Electric Company |
Composite compact of interleaved polycrystalline particles and cemented carbide masses
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1978-12-28 |
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1979-09-10 |
1982-07-27 |
Kelsey-Hayes Company |
Method of hot consolidating powder with a recyclable container material
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1979-09-27 |
1981-05-09 |
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1981-07-07 |
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Self renewing working tip mining pick
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Coating metal for preventing the crevice corrosion of austenitic stainless steel and method of preventing crevice corrosion using such metal
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Minnesota Mining And Manufacturing Company |
Infiltrated powdered metal composite article
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1980-05-22 |
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Hot consolidation of powder metal-floating shaping inserts
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Zusatzvorrichtung an naehmaschine zum beschneiden von materialkanten.
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Tool support and drilling tool
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Methods of manufacturing gradient composite metallic structures
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Fixed-contact stabilizer
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Diamond and cubic boron nitride abrasive compacts using size selective abrasive particle layers
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1984-01-03 |
N.C. Securities Holding, Inc. |
Process for producing a rotary drilling bit
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1981-04-21 |
1982-10-23 |
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Металлическа св зка дл алмазного инструмента
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1981-04-27 |
1985-10-15 |
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Tap
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1981-07-31 |
1982-11-23 |
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Шихта дл получени абразивного материала
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Process for forming a hardfacing surface including particulate refractory metal
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1981-09-15 |
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Способ изготовлени алмазного инструмента
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Composite compact component and a process for the production of the same
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Rotary drilling bits
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Pressure-transmitting medium and method for utilizing same to densify material
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1982-06-30 |
1984-01-10 |
いすゞ自動車株式会社 |
気筒数可変エンジンの制御装置
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1982-09-20 |
1986-07-01 |
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Assembly for hot consolidating materials
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1982-09-20 |
1986-06-24 |
Kelsey-Hayes Company |
Method for hot consolidating materials
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JPS5956501A
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1982-09-22 |
1984-04-02 |
Sumitomo Electric Ind Ltd |
複合粉末成形法
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JPS5954510A
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1982-09-24 |
1984-03-29 |
Yoshitsuka Seiki:Kk |
二層成形用粉末成形プレスにおける原料粉末を充填する方法と装置
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1982-09-28 |
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Snecma |
Procede de fabrication de pieces monocristallines
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1982-09-30 |
1984-10-23 |
Strata Bit Corporation |
Drill bit having cutting elements with heat removal cores
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1982-10-06 |
1984-04-17 |
Seiko Instr & Electronics Ltd |
焼結超硬合金の製造方法
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1982-12-24 |
1986-05-06 |
Mitsubishi Kinzoku Kabushiki Kaisha |
Tungsten cermet
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1983-02-23 |
1985-02-12 |
Metal Alloys, Inc. |
Method of consolidating a metallic body
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1983-03-14 |
1984-09-25 |
Sumitomo Electric Ind Ltd |
ドリル
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CH653204GA3
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1983-03-15 |
1985-12-31 |
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JPS59175912A
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1983-03-25 |
1984-10-05 |
Sumitomo Electric Ind Ltd |
超硬ドリル
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1983-06-06 |
1986-01-07 |
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Die venting apparatus in molding of thermoset plastic compounds
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1983-08-24 |
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三菱マテリアル株式会社 |
一部非研削超硬ドリル
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JPS6048207A
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1983-08-25 |
1985-03-15 |
Mitsubishi Metal Corp |
超硬ドリルの製造方法
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1983-09-23 |
1985-02-19 |
Strata Bit Corporation |
Method of drill bit manufacture
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1983-10-14 |
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Stellram Ltd |
Thread cutting
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Automated machining method
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1983-12-03 |
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Reed Tool Company, Ltd. |
Manufacture of rotary drill bits
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1983-12-03 |
1984-01-11 |
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Rotary drill bits
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1984-01-20 |
1986-06-03 |
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Deburring machine
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JPS60172403A
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1984-02-17 |
1985-09-05 |
Nippon Kokan Kk <Nkk> |
被覆超硬合金チエザ−
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1984-04-03 |
1989-01-10 |
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Composite tool and a process for the production of the same
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1984-04-16 |
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Megadiamond Industries, Inc. |
Composite polycrystalline diamond
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1984-05-07 |
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Hughes Tool Company--USA |
Method of manufacturing cutter elements for drill bits
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1984-06-29 |
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Drill-bit with full offset cutter bodies
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Rotary drill bit for use in drilling holes in subsurface earth formations
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1984-07-19 |
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Rotary drill bit for use in drilling holes in subsurface earth formations
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1984-07-23 |
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Cdp, Ltd. |
Conical cutters for drill bits, and processes to produce same
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1984-10-01 |
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Cdp, Ltd. |
Consolidation of a part from separate metallic components
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JPS6157123U
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1984-09-19 |
1986-04-17 |
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1984-09-20 |
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General Electric Company |
Sintered polycrystalline diamond compact construction with integral heat sink
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1984-11-13 |
1993-12-15 |
Santrade Ltd. |
Cemented carbide body used preferably for rock drilling and mineral cutting
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JPS61107706U
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1984-12-21 |
1986-07-08 |
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Инструмент дл обработки отверстий
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1985-01-10 |
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Armco Inc. |
Method of producing weld overlay of austenitic stainless steel
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1985-01-23 |
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Rotary drill bits
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1985-02-21 |
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The United States Of America As Represented By The United States Department Of Energy |
Low friction and galling resistant coatings and processes for coating
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JPS61226231A
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1985-03-30 |
1986-10-08 |
Mitsubishi Metal Corp |
油孔付き超硬ソリツドドリルの製造方法
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1985-04-15 |
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Rotary cutter assembly
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1985-04-19 |
1987-11-24 |
Greenfield Industries, Inc. |
Threading tap
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JPS61243103A
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1985-04-19 |
1986-10-29 |
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不良導体硬質材料粉末と金属粉末より成る複合材の工具チツプの製法
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1985-04-25 |
1986-04-01 |
Ultra-Temp Corporation |
Method for carbon control of carbide preforms
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1987-02-28 |
Производственное объединение "Уралмаш" |
Способ изготовлени двухслойных изделий
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1985-08-22 |
1988-10-06 |
De Beers Industrial Diamond Division (Proprietary) Limited |
Abrasive compact
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JPS6263005A
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1985-09-11 |
1987-03-19 |
Nachi Fujikoshi Corp |
ドリル
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1985-10-03 |
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Self-sealing fluid die
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1985-10-11 |
1987-08-11 |
Gte Service Corporation |
Coated cemented carbide cutting tool
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Krupp Gmbh |
Hartmetall- oder keramikbohrerrohling sowie verfahren und strangpresswerkzeug zu seiner herstellung
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1985-11-20 |
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Читинский политехнический институт |
Буровое долото
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1986-01-18 |
1987-07-23 |
Krupp Gmbh |
Verfahren zur herstellung von sinterkoerpern mit inneren kanaelen, strangpresswerkzeug zur durchfuehrung des verfahrens und bohrwerkzeug
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1986-02-24 |
1988-06-07 |
Baker International Corporation |
Drill bit having a thrust bearing heat sink
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1986-03-10 |
1988-06-21 |
Howlett Machine Works |
Tapered thread forming apparatus and method
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1986-03-13 |
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