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Match
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Document |
Document Title |
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7665785 |
Column pipe catch tool
A catch tool for retrieval of a well column pipe having a pipe wall, the catch tool incorporating a fork having a pair of spaced tines; and a pair of clamping pivot arms connected operatively to...
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7427091 |
Spear head overshot for use in a cable guided fishing assembly
Disclosed is an improved spear head overshot. The spear head overshot is particularly useful as part of a cable-guided fishing assembly. The spear head overshot essentially comprises one or more...
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7246398 |
Apparatus and method for removing an object from a drain
An apparatus and method for removing an object from a drain for includes a pair of arms each having a first end, a second end, a medial portion, a first side and a second side. Each of the first...
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7140445 |
Method and apparatus for drilling with casing
Methods and apparatus for drilling with a top drive system are provided. In one aspect, a top drive system includes a top drive, top drive adapter, and a tubular positioning apparatus. In another...
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7000339 |
Demolition equipment having universal tines and a method for designing a universal tine
A claw tine for demolition equipment includes an elongated claw tine pivotally movable about a pivot point between an open and closed position by a hydraulic cyliner. The total angular rotation of...
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6997493 |
Lockable overshot
Lockable overshot (10) includes an elongated body (12), lifting dogs (14a, 14b) and a locking sleeve (16). Ends (18) of the lifting dogs (14) are configured for latching a conventional spearhead...
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6588623 |
Container carrier
The present invention is directed to a novel device for carrying a large container such as a water cooler bottle. The device comprises a collar with two pivotly connected jaws configured to engage...
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6095583 |
Wellbore fishing tools
An apparatus for retrieving an object from a wellbore has been invented having an inner body and a longitudinal fluid flow bore therethrough, and at least one lateral flow bore therethrough, the...
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6059336 |
Hydraulically actuated mechanical coupler
A connector unit is disclosed which comprises a shaft, a plurality of collet fingers, and a sleeve. The plurality of collet fingers are peripherally positioned against the generally cylindrical...
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5375897 |
Well pipe elevator for well drilling
A well pipe elevator comprises a ring having an interior volume and adapted to be fitted over a pipe from above and one or more tongues carried by the ring. The tongue mounted for movement between...
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4944543 |
Ice auger extractor for retrieving augers or similar devices from a bore hole
An ice auger extractor for retrieving augers or similar devices from a bore ole includes a cylindrical housing and a spring-biased locking cam positioned in a vertically extending recess. The...
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4715880 |
Take out mechanism for glassware forming machines
A take-out mechanism of particular utility in a glassware forming machine is provided by a ring-shaped member having pivotally mounted gripping fingers mounted on an inner periphery thereof, the...
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4710218 |
Take-out tong head assembly
A take-out tong head assembly for a glass blowing machine is mounted in a take-out mechanism for omni-directional adjustment of the tong head assembly in a plane perpendicular to the vertical axis...
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4700775 |
Dual-action retrieving tool for oil well swabs
Apparatus and method for a tool that will retrieve either an oil well swab or the down-hole stand which limits the working depth of the swab.
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4618471 |
Electromagnetic safety device of a screw/nut type
A safety device to be applied to the vertical displacement of, for example, the control rods of a nuclear reactor, comprises the combination of a stator placed on the outside upper part of an...
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4453756 |
Wireline fishing tool
A wireline fishing tool for retrieving a fish or object from an inaccesible loction as a broken drill bit deep in a well comprises an elongated rod with two toothed jaws pivotally connected to the...
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4452478 |
Nuclear waste storage process and system
A system to transport and deposit nuclear wastes for disposal into abandoned or dry oil wells or other wells or deep holes. The system includes a device for connecting to a canister which holds...
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4157199 |
Apparatus for retrieving a tubular member from a well
Apparatus for grasping the exterior surface of a tubular member to facilitate removal thereof from within a well is characterized by a substantially hollow, elongated housing having first and...
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4061389 |
Combination wire line releasable overshot and pull tool
A wire line oil tool adapted for multiple connectors on the bottom. It can be used as an overshot, a fishing neck grapple or an inside grapple. It incorporates an outer body which is annular about...
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4004835 |
Overshot
An improved overshot for grappling a fishing neck is disclosed. A fishing neck has an undercut shoulder with a protruding enlarging thereabove. This disclosure is directed to an overshot having an...
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3950021 |
Pulling and running tool
In accordance with an illustrative embodiment of the present invention as disclosed herein, a wireline pulling and running tool can be preset at the surface by simple adjustment for functioning as...
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3950020 |
Gripping device
A gripping device for gripping and moving control bars and fuel elements in core reactors in which a pair of grippers are mounted on one end of a gripper housing with independent actuators for the...
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3941413 |
Quick release latch for reactor scram
A simple, reliable, and fast-acting means for releasing a control element and allowing it to be inserted rapidly into the core region of a nuclear reactor for scram purposes. A latch mechanism...
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3807785 |
SETTING AND FISHING TOOL
A tool to be used in wells, lakes, holes, bores, or other locations, to recover objects or to place objects therein, consisting of a housing containing a slidable stem member attached to a...
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3758145 |
FISHING TOOL
A fishing tool adapted to be lowered, raised and manipulated to retrieve cables, wirelines, tubing, tools or other fish or junk from a well, wherein means are provided to automatically release the...
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3715048 |
COMBINED GRIPPING AND LIFTING MECHANISM FOR HANDLING ANODE PLATES IN AN ANODE PLATE CASTING PLANT
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3360292 |
Grapple
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3356273 |
Manual welding wire feeder
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3295883 |
Handling grab
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3199907 |
Underground wire line core barrel apparatus
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3174548 |
Combination washover tool, pipe cutter and retriever
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3120282 |
Wire line core barrel improvements
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3081123 |
Bit grab
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3066969 |
Combined grapple and television guide
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2823945 |
Well bit retrieving device
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2794670 |
Releasable holder for rod
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