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Patent Class: Tools (81/57.33)
Description
In this class are tools which are not structurally limited toany classified art. This class is limited to hand tools, except in the subclassesnoted in Subclass References to the Current Class, below.
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Method and device for positioning a power tong at a pipe joint
Inventor: Halse | Patent Number: 8065937
Hydraulic circuit device
Inventor: Vatne | Patent Number: 8037786
Internally fitting tool for spinning a hollow element
Inventor: Jones | Patent Number: 7992468
Method of making an open-head power tong assembly
Inventor: Hickman | Patent Number: 7992274
Tool wrench assembly
Inventor: Tarnowski, et al. | Patent Number: 7975760
Dumbell roller assembly for tong unit
Inventor: Musemeche | Patent Number: 7882767
Power tong cage plate lock system
Inventor: Basler, et al. | Patent Number: 7762160
Sprag tool for torquing pipe connections
Inventor: Bouligny, Jr. | Patent Number: 7752945
Cam operated jaw force intensifier for gripping a cylindrical member
Inventor: Belik | Patent Number: 7748297
Manual tong
Inventor: Lorger, et al. | Patent Number: 7721628
Tubular grippers and top drive systems
Inventor: Wells, et al. | Patent Number: 7665530
Method and apparatus for forming tubular connections
Inventor: Bouligny, Jr., et al. | Patent Number: 7621202
Curvature conformable gripping dies
Inventor: Montgomery, et al. | Patent Number: 7600450
Gripping system for a tong
Inventor: Schulze-Beckinghausen | Patent Number: 7506564
Tong with a continuous composite belt and methods for making and using same
Inventor: Sipos, et al. | Patent Number: 7275463
Power tong assembly
Inventor: Drzewiecki | Patent Number: 7121166
Methods and apparatus for connecting tubulars while drilling
Inventor: Haugen, et al. | Patent Number: 7107875
Hydraulic torque wrench system
Inventor: Knopp, et al. | Patent Number: 7082858
Power tongs
Inventor: Wesch, Jr. | Patent Number: 7069817
Tong jaw and a method for constructing the tong jaw
Inventor: Bangert | Patent Number: 7017450
Apparatus for handling tubulars and method
Inventor: Childress, II | Patent Number: 7013759
Power tongs
Inventor: Mardian | Patent Number: 6990876
Jaw insert for gripping a cylindrical member and method of manufacture
Inventor: Belik | Patent Number: 6971283
Automatic breakout wrench with floating gripping dies
Inventor: Boyd, et al. | Patent Number: 6938519
Variable rack adjustment assembly for pipe spinning machines
Inventor: Hauk, et al. | Patent Number: 6935210
Wrench for use with drilling apparatus
Inventor: Gouws | Patent Number: 6817271
Granular particle gripping surface
Inventor: Bangert | Patent Number: 6755097
Vise apparatus
Inventor: Carlson | Patent Number: 6752043
Apparatus and method for aligning tubulars
Inventor: Pietras | Patent Number: 6748823
Apparatus and method for connecting tubulars using a top drive
Inventor: Pietras | Patent Number: 6705405
Power tong
Inventor: Schulze-Beckinghausen, et al. | Patent Number: 6684737
Hand guard for drilling rig hand tongs
Inventor: George, et al. | Patent Number: 6640668
Universal setting tool for adhesively bonded rebar and threaded rod anchors
Inventor: Ernst | Patent Number: 6598499
Manual tong safety latch
Inventor: Price, et al. | Patent Number: 6571667
Ring gear supporting idler gear
Inventor: Gravouia | Patent Number: 6446524
Power tong with shutdown system and method
Inventor: Penisson | Patent Number: 6439316
Granular particle gripping surface
Inventor: Bangert | Patent Number: 6378399
Powered pipe wrench
Inventor: McDonnell | Patent Number: 6336381
Gripping arrangement for gripping casing
Inventor: Pietras, et al. | Patent Number: 6332377
Jaw unit for use in a power tong
Inventor: Pietras | Patent Number: 6327938
Power tong with improved door latch
Inventor: Neves | Patent Number: 6279426
Jaw assembly
Inventor: Buck | Patent Number: 6253643
Wrench adapter assembly
Inventor: Zhang | Patent Number: 6237446
Gripping apparatus for power tongs and backup tools
Inventor: Wesch, Jr. | Patent Number: 6237445
Closed-head power tongs
Inventor: Bangert | Patent Number: 6223629
Apparatus for gripping a tubular member
Inventor: Pietras | Patent Number: 6138529
Power tong with shutdown system and method
Inventor: Penisson | Patent Number: 6119557
Rotatable die holder
Inventor: Dlask, et al. | Patent Number: 6070500
Power wrench for drill pipe
Inventor: Rauch | Patent Number: 6065372
Power tong with improved door mechanism
Inventor: Stuart | Patent Number: 6058811
Adaptor tool for mounting components on printed circuit boards
Inventor: Boe | Patent Number: 6052892
Braking mechanism for power tongs
Inventor: Buck | Patent Number: 6050156
Hydraulic wrench with gripping force proportional to applied torque
Inventor: Concha | Patent Number: 6012360
Jaw assembly
Inventor: Buck | Patent Number: 5911796
Multi-gear attachment tool for a steering wheel assembly
Inventor: Papandreou | Patent Number: 5887494
Torque machines
Inventor: Wilson, et al. | Patent Number: 5865073
Power tong gripping ring mechanism
Inventor: Bouligny | Patent Number: 5845549
Dual string backup tong
Inventor: Bouligny, et al. | Patent Number: 5842390
Mechanism for connecting and disconnecting tubulars
Inventor: Stokka | Patent Number: 5839330
Low friction power tong jaw assembly
Inventor: Buck, et al. | Patent Number: 5819605
Drill pipe handling mechanism
Inventor: Daigle, et al. | Patent Number: 5791206
Hydraulic backup tong
Inventor: Stuart | Patent Number: 5778742
Device for spinning drill pipe in a drill rig
Inventor: Smith | Patent Number: 5740702
Back-up power tongs
Inventor: Buck | Patent Number: 5702139
Back-up power tongs
Inventor: Buck | Patent Number: 5671961
Fluid powered backup tong and method
Inventor: Penisson | Patent Number: 5669653
Blasthole drill with improved automatic breakout wrench
Inventor: Whisenhunt | Patent Number: 5653297
Bi-directional gripping apparatus
Inventor: Wesch, Jr. | Patent Number: 5542318
Toggled breakout wrench
Inventor: Schaar | Patent Number: 5537900
Power tong with improved guard and method
Inventor: Penisson | Patent Number: 5535645
Shear gripping apparatus and method
Inventor: Krasnov | Patent Number: 5410924
Automatic oil filter changer
Inventor: Mangum | Patent Number: 5377565
Automated hazardous waste accessing apparatus
Inventor: Grube, et al. | Patent Number: 5261150
Apparatus for making and braking connections between screw threaded tubular members
Inventor: Schulze-Beckinghausen | Patent Number: 4688453
Pipe spinner assembly
Inventor: Bottoms | Patent Number: 4649778
Pipe spinner assembly
Inventor: Bottoms | Patent Number: 4306471
Apparatus for applying covers to nuclear reactor vessels
Inventor: Boudet, et al. | Patent Number: 4304156
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