Matches 1 - 32 out of 32


Match Document Document Title
US20150143960 POWER TONG FOR TURNING PIPE  
A power tong having a self-contained hydraulic power system within its rotating body converts mechanical energy from at least one mechanical link to hydraulic energy within the self-contained...
US20140245867 SPINNER ASSEMBLY FOR OILFIELD TUBULAR CONNECTIONS  
A spinner assembly for threading or unthreading tubular members above the floor of a well site has a spinner with an open throat, a plurality of rollers rotatable about a substantially vertical...
US20120137834 Jaw assembly for gripping pipes  
A jaw assembly for a power tong or back-up tong is provided with a jaw die plate and a die seating surface that are shaped to permit radial insertion of the die plate (7) onto its seating surface...
US20100200258 TOOL WRENCH ASSEMBLY  
A tool wrench assembly for a blasthole drill includes a fork pivotally fixed relative to at least one actuator that moves the fork between an engaged and a disengaged position.
US20090301262 Apparatus and Methods for Spinning a Pipe  
Apparatus and methods for rotating or spinning a tubular. In some embodiments, the apparatus, referred to herein as a pipe spinner, includes a body, an arm pivotally coupled to the body, and an...
US20060248984 Spinner assembly for oilfield tubular connections  
A tubular makeup and breakout assembly 10 includes a top spinner 20, an intermediate power tong 12 and a lower backup tong 14. The spinner comprises a frame 22 which houses a pair of hydraulic...
US20090235785 GEAR SYSTEM FOR A WRENCH  
A gear mechanism is presented. The gear mechanism includes a structure having a spiral-pattern groove with an axis extending through a center of the spiral-pattern groove and an arm with teeth...
US20090272234 Internally fitting tool for spinning a hollow element  
A spinner tool has a shaft that is receivable in a rotation-imparting device, such as a hand-held drill. The shaft carries mounts in which the shaft rotates. Gripper elements are mounted between...
US20130298734 Oilfield Tubular Spin-In and Spin-Out Detection for Making-Up and Breaking-Out Tubular Strings  
Spin-in and spin-out apparatus and methods are presented wherein an oilfield tubular spinner used in combination with a wrench detects the shouldering-up of tubulars during make-up and tubular...
US20120137833 Reversible Rod Tong Assembly  
A rod tong assembly has inner and outer rings. The outer ring has rollers disposed about a central opening. The inner ring disposes in the outer ring and has three jaws for engaging a rod element....
US20050097993 Gripping apparatus  
Gripping apparatus comprises a plurality of axially tapered rollers (47) for engaging the gripped member; and a body having a cam surface (36) which is shaped so as to urge the rollers, when in...
US20100031647 Hydraulic Circuit Device  
A hydraulic circuit device for activating the at least one clamping die (14) of a power tong (1), the power tong (1) including two housing halves (2), pivotable relative to each other, the housing...
US20050188793 Gripping dies and method  
An improved die or die insert for gripping tubulars such as in, but not limited to, oilfield tongs. The die surface, which contacts the tubular, may comprise a particle gripping coating wherein...
US20090217788 METHODS AND APPARATUS FOR AUTOMATED OILFIELD TORQUE WRENCH SET-UP TO MAKE-UP AND BREAK-OUT TUBULAR STRINGS  
Automated make-up and break-up methods and apparatus for rotary oil well drilling are presented. The apparatus includes a drilling database storing tubular type records, a torque wrench having a...
US20130305884 Well Drilling Assemblies and Methods  
Break out wrench assemblies are provided that can include: a pair of opposing arms linked by an actuator; at least one wheel assembly having an axle substantially normal to a surface of at least...
US20150113792 Torque Unit, Vise Unit and Torque and Vise Apparatus and Method of Using Same  
An embodiment of the present invention is a gripping unit for engaging a workpiece with the unit including a first assembly, a second assembly pivotally connected to the first assembly and having...
US20080307929 Manual Tong  
A manually or mechanically/hydraulically operable tong of light weight and high load capacity by means of a multi-layer interlocking construction achieved by cutting the shapes from plate steel by...
US20140283653 POWER TONG  
A power tong includes a rotor, driven by a primary drive, for spinning and torquing threaded connections of a tubular gripped in the rotor. A grip in the rotor grips the tubular. A serpentine...
US20130014612 Internally Retained Jaw Roller Pin  
A power tong jaw comprising a jaw body having upper and lower flange sections with flange apertures formed through the upper and lower flange sections. The power tong jaw will further have a jaw...
US20120210828 Make/Break Tool  
A make/break tool having (a) a base plate and (b) a swivel housing rotatively mounted on the base plate. The swivel housing includes (i) a center aperture; (ii) at least one gripping linear...
US20100050817 AUTOMATICALLY ADJUSTABLE POWER JAW  
An improved jaw apparatus is provided for making or breaking a tubular pipe connection. The jaw includes a head adapted to receive a hook having a threaded shank end. The threaded shank end is...
US20110138969 WRENCH FOR USE WITH A DRILLING APPARATUS  
The invention relates to a drill bit wrench (10) for use on a drilling apparatus for loosening a drill bit segment of a drill bit during drilling of holes into the ground. The wrench includes a...
US20100263495 Device for a Power Tong  
A device for a power tong (1) for unscrewing or screwing a pipe (6) comprising a tong housing (2) with a radial opening for moving the pipe (6) into or out of the power tong (1), at least one...
US20170167209 TONG SYSTEM FOR USE ON A DRILLING INSTALLATION AND CLAMPING BLOCK OF SUCH A TONG SYSTEM  
The invention relates to a tong system for connecting a drill rod element (12) to an often stationary drill rod element (12) or for disconnecting a drill rod element from another drill rod element...
US20170122045 WRENCH FOR BREAKING INTERNAL CONNECTIONS  
There is provided a wrench for a workpiece having a wrench head with a fixed jaw element and an adjustable jaw element opposite the fixed jaw element, the fixed jaw element and the adjustable jaw...
US20170030154 DOUBLE-DOOR GATING SAFETY PROTECTION DEVICE FOR A HYDRAULIC POWER TONG  
A power tong is disclosed for gripping a pipe, the power tong comprising: a frame with a pair of arcuate portions that define both an axial pipe passage and a throat for receiving a pipe laterally...
US20170030153 DOOR LATCH FOR POWER TONG  
A latch mechanism for securing a pivoting door of a power tong in a closed position across a lateral opening to an interior bay of the power tong includes a door cylinder coupled at a proximal end...
US20160136794 OIL FILTER WRENCH  
An oil filter wrench. The oil filter wrench includes a housing and an engagement lever. The head portion of the engagement lever has an aperture sized to receive an oil filter therethrough and may...
US20160097246 PIPELINE WRENCH  
Embodiments of the present invention relate to a pipeline wrench, that includes a housing which has a first end and a second end opposite the first end, a roller coupled with the housing near the...
US20150275599 APPARATUS FOR ROTATING A PIPE  
An apparatus is provided for spinning a tubular that includes a yoke having a first arm and a second arm outwardly extending in angular opposition from a central region defining a well for...
US20150275598 Power Tong Spool Valve Speed Limiting System  
A power tong assembly includes a power tong and a speed limiting system operably coupled to the power tong. The power tong is configured to grip and rotate a tubular segment in a first direction...
US20150275597 Power Tong Interlock System  
A power tong assembly includes a power tong and an interlock system operably coupled to the power tong. The power tong is configured to grip and rotate a tubular segment in a first direction to...

Matches 1 - 32 out of 32