US1323092A
(en)
|
|
1919-11-25 |
|
palmer |
US190115A
(en)
|
|
1877-05-01 |
|
Improvement in dental tools |
US768128A
(en)
|
1903-11-11 |
1904-08-23 |
Lute Johnson |
Oil-lamp.
|
US1074334A
(en)
|
1912-04-04 |
1913-09-30 |
Toledo Pipe Threading Machine Company |
Pipe-cutting machine.
|
US1097152A
(en)
|
1912-06-15 |
1914-05-19 |
Walter Kretzschmar |
Pipe-severing device.
|
US1140208A
(en)
|
1914-11-30 |
1915-05-18 |
George Benjamin Taylor |
Machine for turning and cutting off pieces from a bar or tube.
|
US1225209A
(en)
*
|
1916-01-20 |
1917-05-08 |
Alfred F Beaulieu |
Drill extension.
|
GB139326A
(en)
|
1919-03-26 |
1920-03-04 |
William Riddle |
Improvements in or relating to cutting water or drain metal pipes in situ
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US2000772A
(en)
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1934-09-24 |
1935-05-07 |
William H Mcgill |
Grindstone
|
US2147438A
(en)
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1937-03-15 |
1939-02-14 |
John E Hassler |
Reinforced pulp stone and grinding wheel
|
US2257619A
(en)
|
1939-11-24 |
1941-09-30 |
Goetz Voss Corp |
Crank pin grinder
|
US2291395A
(en)
|
1939-12-15 |
1942-07-28 |
Nat Machine Works |
Pipe cutting machine
|
US2275327A
(en)
|
1941-02-12 |
1942-03-03 |
Apex Tool & Cutter Company Inc |
Tool holder
|
DE900042C
(de)
|
1941-02-20 |
1953-12-17 |
August Thyssen Huette Akt Ges |
Umlaufender Messerkopf zum Schaelen von metallischen zylindrischen Werkstuecken
|
US2346373A
(en)
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1942-01-09 |
1944-04-11 |
James R Fortier |
Diamond tool
|
US2358741A
(en)
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1942-09-11 |
1944-09-19 |
Shelby Peter |
Automatic flat - bottom countersinking attachment for milling machines
|
US2364963A
(en)
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1943-04-20 |
1944-12-12 |
H C Price Company |
Pipe beveling machine
|
US2429375A
(en)
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1943-08-11 |
1947-10-21 |
Robert H Clark |
Socket for drilling and countersinking tools
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US2446026A
(en)
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1946-02-08 |
1948-07-27 |
Ruby William |
Journal dresser
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US2635270A
(en)
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1948-07-06 |
1953-04-21 |
Robert A J Dawson |
Tool carriage ring for pipe cleaning machines
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US2567833A
(en)
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1948-09-04 |
1951-09-11 |
Chester E Warren |
Pipe cutter
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US2705515A
(en)
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1949-10-28 |
1955-04-05 |
Walker Brooks |
Drill with burnishing attachment
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US2600481A
(en)
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1951-05-28 |
1952-06-17 |
United States Steel Corp |
Grinding fixture for welded tubing
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US2763257A
(en)
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1952-05-23 |
1956-09-18 |
Fidelity Service Inc |
Apparatus for cutting stone
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US2769468A
(en)
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1953-01-13 |
1956-11-06 |
Rounds & Porter Lumber Company |
Log barker having flop-over cutterhead
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DE1715114U
(de)
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1954-11-29 |
1956-01-12 |
Bayer Ag |
Vorrichtung zum schneiden von rohren.
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BE541118A
(es)
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1955-09-29 |
|
|
|
GB828940A
(en)
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1957-03-26 |
1960-02-24 |
Atomic Energy Authority Uk |
Improvements in or relating to pipe couplings
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US3078547A
(en)
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1957-04-22 |
1963-02-26 |
Corlise M Sweet |
Lathe cutting tools
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1959-06-11 |
1960-12-06 |
Pedersen Olaf Nedland |
Rotary wire brush
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US3038947A
(en)
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1960-10-12 |
1962-06-12 |
Du Pont |
Process for preparing polyfluoroalkyl halides
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US3071903A
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1960-12-27 |
1963-01-08 |
Hi Shear Corp |
Tube polisher
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1961-12-12 |
1964-06-02 |
Union Carbide Corp |
Overland pipe welding machine
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1966-06-02 |
1968-03-05 |
Capitol Machine Company |
Cutting tool insert and holder assembly
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US3455002A
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1967-04-07 |
1969-07-15 |
Posa Cut Corp |
Multiple insert cutting tool
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1970-12-18 |
1973-05-15 |
R Lorenz |
Adjustable pipe groover and cut-off
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1971-03-08 |
1973-05-15 |
M Rinaldo |
Pipe cutting apparatus
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1971-08-23 |
1974-12-10 |
R Mckown |
Work support apparatus with pipe grooving tool
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US3893356A
(en)
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1974-03-19 |
1975-07-08 |
Frank Atzberger |
Rotor cutter
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(en)
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1974-07-24 |
1975-11-11 |
Ibm |
Wear-resistant surface for magnetic heads consisting of diamond particles
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DE2439852A1
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1974-08-20 |
1976-03-04 |
Compac Cutting Machine Corp |
Vorrichtung zum durchschneiden von rohren und zum formen der schnittstellen
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1974-12-20 |
1977-02-15 |
Dnd Corporation |
Apparatus for treating a cylindrical object
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US4092758A
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1975-08-14 |
1978-06-06 |
Newark Brush Company |
Cast power brush
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(en)
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1975-08-27 |
1978-05-02 |
Ramsey William K |
Apparatus and method for refinishing the end surface of a railroad axle
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DE2602415A1
(de)
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1976-01-23 |
1977-07-28 |
Moeller Sidro Fab |
Verfahren und maschine zur fertigbearbeitung eines auf einer rohrbogenpresse hergestellten rohrbogen-rohlings
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1976-04-30 |
1978-05-30 |
Hydrotech International, Inc. |
Subsea machine tool
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FR2350924A1
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1976-05-14 |
1977-12-09 |
Shc |
Machine pour le polissage de la surface interieure d'un moule
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1977-06-30 |
1980-08-12 |
Abram N. Spanel |
Tapered key coupling
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1977-07-16 |
1984-04-18 |
Walton Mole Co |
Apparatus for cleaining and descaling the exterior of elongate cylindrical structures such as pipe lines and jackets of off-shore oil rigs
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1977-08-01 |
1978-08-01 |
Besenbruch-Hofmann, Inc. |
Grinding tools for cylinders
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US4111083A
(en)
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1977-08-08 |
1978-09-05 |
Carter Walter L |
Tool holder
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(en)
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1977-12-13 |
1979-04-17 |
Blattler Joseph F |
Machine for facing seal faces of pipes
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1978-07-03 |
1980-06-17 |
Tri Tool, Inc. |
Cam follower tool arrangement
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1978-09-05 |
1980-07-08 |
The Valeron Corporation |
Adjustable boring head
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1979-07-18 |
1983-09-06 |
Rast Patent Manufacturers Pty. Limited |
Device for cutting pipes
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1980-06-02 |
1982-03-09 |
The E. H. Wachs Company |
Pile-cutting machine and method of cutting multi-sided piles
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1980-10-29 |
1982-05-12 |
Brother Ind Ltd |
Step feeder in machine tool
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1981-04-03 |
1984-03-20 |
Tri Tool, Inc. |
Tool carrier for portable lathe
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1981-06-04 |
1983-10-25 |
Power Cutting Incorporated |
Pipe end preparation machine
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1982-06-04 |
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International Hardware, Inc. |
Rotary stripper
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1982-09-08 |
1984-04-02 |
Dirk Frans Van Voskuilen En Fr |
Werkwijze en inrichting voor het debitumineren of verwijderen van een ander-soortige bekleding, zoals een bekleding van polyethyleen, van een buis.
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1982-11-26 |
1985-01-01 |
The E. H. Wachs Company |
Travelling pipe cutter
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1983-04-07 |
1984-11-20 |
Tri Tool Inc. |
Portable lathe
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1984-05-11 |
1985-10-01 |
The E. H. Wachs Company |
Portable lathe
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1984-05-24 |
1985-12-16 |
Pieter C Glijnis |
Een door een computer te besturen mobiele buizensnijmachine.
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1984-08-06 |
1986-03-04 |
Hideo Mizoguchi |
フェーシングヘッド
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1984-11-26 |
1986-09-30 |
Tri-Tool |
Angularly adjustable mandrel assembly
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1985-04-05 |
1987-07-07 |
The E. H. Wachs Company |
Portable end prep lathe
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1985-04-30 |
1986-11-10 |
Hitachi Ltd |
面取り用刃付エンドミル工具
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1985-09-16 |
1987-04-07 |
The E. H. Wachs Company |
Tube-squaring tool and clamping mechanism
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1985-11-22 |
1987-02-03 |
Stojan Stojanovski |
Tool holder with plurality of cutting inserts
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1985-11-25 |
1987-08-17 |
Entreprenad Ab E & G Jonsson |
Sett for renovering av markforlagda rorledningar
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DE3603618C1
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1986-02-06 |
1987-10-01 |
Friedhelm Hake |
Clamping device for use on machine tools
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CH669135A5
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1986-04-07 |
1989-02-28 |
Fischer Ag Georg |
Werkzeug zum abschaelen von rohroberflaechen.
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1986-04-16 |
1987-11-12 |
Y K Trading Kk |
回転体を有する表面研削仕上装置
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1986-08-29 |
1988-09-13 |
Westinghouse Electric Corp. |
Multi-function pipe machining apparatus
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1986-09-08 |
1989-04-25 |
Tri Tool Inc. |
Multi-speed drive system for a portable lathe
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1986-10-14 |
1988-08-09 |
The E. H. Wachs Company |
Pipe machining apparatus
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1986-10-14 |
1988-12-20 |
E. H. Wachs Company |
Pipe machining apparatus
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1987-01-12 |
1988-04-26 |
Ricci Donato L |
Split frame portable machining lathe
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1987-03-12 |
1988-06-14 |
Kwangil Hong |
Adjustable tool holder
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JPH0546813Y2
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1987-07-22 |
1993-12-08 |
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JPH01188226A
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1988-01-21 |
1989-07-27 |
Retsukisu Kogyo Kk |
切削加工機の自動停止装置
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1988-06-01 |
1992-06-09 |
Sandvik Ab |
Cam shaft tool
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1988-07-20 |
1990-06-26 |
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Rotary cutter and associated method
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GB8818478D0
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1988-08-03 |
1988-09-07 |
B A Power Tool Ltd |
Grinding machine
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1988-09-16 |
1990-07-10 |
Ricci Donato L |
Low-clearance pipe lathe
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1988-10-17 |
1990-09-17 |
Constr Mining Equip Cme |
Anordning foer slipning av stiften paa borrkronor
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Barras Provence |
Vehicule porteur a outil pour l'inspection et/ou la maintenance des trous de goujons de la bride porteuse du couvercle d'une cuve ou similaire
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1989-03-30 |
1991-01-01 |
Tri Tool Inc. |
Portable facing tool
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1989-05-09 |
1991-10-08 |
The E.H. Wachs Company |
Pipe machining apparatus
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JPH0355106A
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1989-07-20 |
1991-03-08 |
Touichi Kajiyama |
エンドミル用の面取りアタッチメント
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1990-01-26 |
1993-04-06 |
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Method and apparatus for removing outer coatings from pipe
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1990-01-29 |
1990-07-31 |
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Ratchet feed drive for clamshell lathe
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1990-05-12 |
1991-09-24 |
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Universal tool
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1990-06-11 |
1991-05-07 |
General Dynamics Corporation |
Mechanically actuated swing clamp
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Method for cleaning pipe
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Toolholder for bar machines and the like
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Modularized machine for reconditioning pipelines
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Clamp collar assembly
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1993-05-21 |
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変性水添重合体の製造方法
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1991-09-27 |
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Swarovski Tyrolit Schleif |
Winkelschleifmaschine
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1992-05-06 |
1993-04-06 |
Emerson Electric Co. |
Threading machine die head
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1992-05-19 |
1992-12-30 |
焦发兆 |
一种用于切割金属管和水泥管的割管机
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Blount, Inc. |
Cutting tooth
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1997-04-01 |
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Apparatus for treating pipe
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1993-06-09 |
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Förfarande och anordning för slipning av rullar hos rulledare för valsverk samt rulledare som medger ett utförande av förfarandet
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1993-06-30 |
1994-02-22 |
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Device for sharpening multiple fish hooks
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1993-10-18 |
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Tri Tool Inc. |
Elliptical manway cutter
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1993-10-20 |
1994-11-29 |
Tri Tool Inc. |
Adjustable bearing assembly
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1994-05-27 |
1994-07-28 |
Sassex Werkzeug GmbH & Co. KG, 33649 Bielefeld |
Kombinationswerkzeug
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1994-06-17 |
1995-12-21 |
Link Johann & Ernst Gmbh & Co |
Kombinationswerkzeug
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1994-11-14 |
1996-03-05 |
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Building block face enhancement apparatus
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1995-01-10 |
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Drill and countersink assembly and method
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1996-08-27 |
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Clamshell pipe lathe having improved bearing arrangement
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Power transmission
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Method for making a sintered article and products produced thereby
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1995-07-13 |
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Climax Portable Machine Tools, Inc. |
Portable machine tool
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1995-10-23 |
1997-05-13 |
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1996-02-29 |
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Climax Portable Machine Tools, Inc. |
Apparatus for and method of facing surfaces
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1996-05-30 |
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Koyo Seiko Co., Ltd. |
Welle für die Drehmomentübertragung in einer Lenkeinheit und Verfahren für ihren Zusammenbau
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1996-06-20 |
1998-07-14 |
General Electric Company |
Tandem point cutting tool
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1996-07-19 |
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旋回式クランプ装置
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1996-08-30 |
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Process for cutting a tubular bar
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1997-02-07 |
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Sanding disk with extended blades
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1997-02-18 |
1999-04-20 |
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Portable pipe machining tool
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1999-10-18 |
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Utvändigt abraderande maskin
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1997-11-29 |
1998-04-23 |
Wissel & Wiesner GmbH, 63825 Westerngrund |
SLTG-Schweißlippentrenngerät zum mechanischen Trennen von Schweißmembrandichtungen an Flanschverbindungen
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1998-03-09 |
1999-09-21 |
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1998-08-12 |
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Climax Portable Machine Tools, Inc. |
Spot facing machine
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1998-10-23 |
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Tri Tool Inc. |
Portable single-point beveling tool
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1998-11-23 |
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Portable journal turning lathe
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Process for reconditioning polishing pads
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Portable pipe end preparation machine tool
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1999-05-31 |
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Illinois Tool Works Inc., Glenview |
Tragbare Rohrtrennvorrichtung
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1999-10-13 |
2001-02-20 |
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Rapid end prep lathe
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1999-10-18 |
2001-03-13 |
Henry Chung |
Combination chamfering and milling tool
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2000-02-02 |
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Tube saw
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Rotary tool holder
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2000-04-06 |
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Siemens Westinghouse Power Corporation |
Remote spray coating of nuclear cross-under piping
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2000-04-10 |
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Honda Motor Co Ltd |
組合せエンドミル
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Skärverktygssytem och medel för att exakt positionera detsamma
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Drive motor mount for clamshell lathe
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Subsea vehicle assisted pipeline commissioning method
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2001-04-24 |
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硬管切断机的新颖装置
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2001-07-10 |
2004-03-23 |
Avenger Tool Co., Llc |
Pipe beveller tool
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Oval manway facing machine
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2002-03-16 |
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Wire rope (cable) street sweeper broom brush
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2002-05-29 |
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Diamond tool with a multi-tipped diamond
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