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US20150337630 |
SHOCK WAVES FOR PIPE CLEANING
A pipe cleaning apparatus includes a shock wave generating device of a shock wave module and a traction module with rollers connected to the shock wave module. The modules are connected by a joint... |
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US20070199714 |
CLOSED LOOP MULTIPHASE UNDERBALANCED DRILLING PROCESS
The present invention provides apparatus and methods for handling fluids returning from a well. The fluids are introduced into a separator and a separated gas stream is recovered or recycled. The... |
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US20130081821 |
Reinforcing Amorphous PLA with Solid Particles for Downhole Applications
The present invention relates to the use of composite material in downhole applications, and more particularly, relates to methods of making composite material comprising reinforced amorphous... |
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US20050269078 |
Downhole ultrasonic well cleaning device
Disclosed is a cleaning apparatus for any structure where caking of particles may affect productivity, particularly a subterranean formation or wellbore, characterized in that it requires no... |
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US20140158357 |
NOZZLE SELECTIVE PERFORATING JET ASSEMBLY
A downhole hydraulic tool employing multiple nozzles in a selectable fashion from an oilfield surface. At least one of the nozzles of the tool is equipped with a burst disk such that fluid... |
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US20100186962 |
DOWNHOLE SCRAPING AND/OR BRUSHING TOOL AND RELATED METHODS
An improved and enhanced spring loaded downhole tool for cleaning well casing bores comprising a mandrel, at least a first insert having a passageway therethrough, and at least a second insert,... |
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US20130048293 |
FLOW PATTERN ENHANCER SYSTEM FOR GAS WELLS WITH LIQUID LOAD PROBLEMS
A flow pattern enhancer system mainly for gas-producing oil wells with liquid load problems, comprising mechanical elements that atomize the liquids accumulated at the bottom of the well... |
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US20110108278 |
APPARATUS AND METHOD FOR STRIPPING SOLIDS AND FLUIDS FROM A STRING USED IN DRILLING OR SERVICING WELLS
An apparatus and method is provided for stripping solids and fluids from a string used in the drilling or servicing of a well when the string is removed from the well. The apparatus can comprise... |
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US20100300694 |
METHOD FOR PRODUCING AN ORGANIC COMPOSITION CONTAINING AN N-NONYL ETHER
The present invention relates to a method for producing an organic composition containing a functional component selected from the group consisting of a thermoplastic polymer, an enzyme, a setting... |
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US20120279716 |
Oil-Gas Well Structure for Facilitating Extracting a Downhole Filter String and Method for Extracting the String
An oil-gas well structure for facilitating extracting a downhole filter string and a method for extracting the downhole filter string from the oil-gas well are provided. The oil-gas well structure... |
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US20090205831 |
METHOD AND TOOL FOR UNBLOCKING A CONTROL LINE
A method to release a control line for a safety valve removably disposed in a nipple (9) of a wellbore production tubing, comprises the steps of: —removing the safety valve from the nipple;... |
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US20150226036 |
PACKER PLUG RETRIEVAL TOOL AND RELATED METHODS
A method includes running a downhole tool into a wellbore, operating the downhole tool in a suction mode and removing debris from the wellbore, and operating the downhole tool in a circulation... |
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US20120211229 |
CABLE DEPLOYED DOWNHOLE TUBULAR CLEANOUT SYSTEM
Embodiments of the present invention generally relate to cable deployed downhole tubular clean out system. In one embodiment, a method of cleaning a tubular string disposed in a wellbore includes... |
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US20090071653 |
COMPOSITION AND METHOD FOR CLEANING FORMATION FACES
A composition for preventing or removing the build-up of a fluid film on a target surface of wells, processing equipment or geological formations and a method of using same is provided. The... |
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US20100294501 |
PROCESS FOR THE PREPARATION OF AN ORGANIC COMPOSITION COMPRISING AN N-NONYL ESTER
The present invention relates to a process for the preparation of an organic composition which contains a functional component chosen from the group consisting of a thermoplastic polymer, an... |
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US20130213658 |
METHODS AND SYSTEMS FOR WIPING SURFACES WHEN PERFORMING SUBTERRANEAN OPERATIONS
Improved darts and methods of using these darts in subterranean wells are disclosed. The improved dart comprises a foam portion and a rubber portion coupled to the foam portion. A dart nose is... |
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US20160090827 |
Two-Piece Plunger with Sleeve and Spear for Plunger Lift System
A plunger lift system has a plunger with a sleeve and a spear that dispose in tubing. The sleeve and spear can move in the tubing between a bumper and a lubricator. The sleeve has a passage for... |
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US20100274546 |
METHODS AND SYSTEMS OF PLANNING A PROCEDURE FOR CLEANING A WELLBORE
A method of planning a procedure for cleaning a wellbore by injecting a cleaning fluid from a reservoir into the wellbore includes detecting properties and conditions of fluids circulating between... |
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US20130186632 |
METHODS AND APPARATUSES FOR WIPING SUBTERRANEAN CASINGS
An object for wiping a subterranean casing is described herein. The object may include an inner core with a first width. The ball may also include a deformable layer surrounding the inner core.... |
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US20170030175 |
Stimulation of Packerless Wells for Enhanced Oil Recovery
Four methods are described for inducing high differential pressures across perforations in wells traversing earth formations. Nitrogen, N2, or another inert gas is introduced into the well under... |
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US20050028983 |
Vibrating system and method for use in scale removal and formation stimulation in oil and gas recovery operations
A system and method for removing scale from a device for supporting a gravel pack in a wellbore and for stimulating a formation penetrated by the wellbore, according to which a transducer and a... |
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US20120222864 |
COMPLETION ARRANGEMENT
A completion arrangement and methods of using the completion arrangement are described herein. The completion section includes a completion section and impacting formations. The completion section... |
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US20090321077 |
Pigging Of Flowlines By In-Situ Generated Foam Pigs
Methods and apparatus utilized to form foam pigs in-situ are provided. The in-situ generated foam pigs may be used for a number of purposes, including, but not limited to, commissioning or... |
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US20150167412 |
DRILLING WASTE RECEIVING ASSEMBLY
A drilling waste receiving assembly includes a container having an opening in the base sized for receiving a pipe and a sidewall coupled to the base; and an annular sealing assembly for sealing an... |
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US20140196954 |
JETTING TOOL
A jetting tool includes a tubular housing having: couplings formed at each longitudinal end thereof, and one or more ports formed through a wall thereof and in fluid communication with an upper... |
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US20110146999 |
Method and Apparatus for Dewatering Using Methane
A method of purging fluids from a gas well wellbore having a tubing string and casing in fluid communication by introducing pressurized methane gas into either the tubing string or casing of the... |
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US20110017463 |
USE OF A SPOOLABLE COMPLIANT GUIDE AND COILED TUBING TO CLEAN UP A WELL
Apparatus and methods for cleaning up a well including a coiled tubing inserted inside a spoolable compliant guide wherein well effluents can be flowed through the coiled tubing. It is emphasized... |
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US20110232910 |
PARTICLE-LOADED WASH FOR WELL CLEANUP
The invention consists in loading a chemical wash fluid with solid particles to enhance annulus cleanup prior to placing cement slurries (or during the completion phase). The presence of solid... |
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US20080128135 |
DEHYDRATING TREATMENT OF OIL AND GAS WELLS
Water is removed from passages in a subterranean hydrocarbon formation by feeding into the passages a composition comprising 5 to 70 wt. % of alkanol(s) having 1 to 3 carbon atoms and 30 to 95 wt.... |
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US20110315387 |
SYSTEM AND METHOD FOR CLEANING A BOTTOM-HOLE FORMATION ZONE OF A WELLBORE
A system for cleaning a bottom-hole formation zone of a wellbore comprises a flow string for extending into the bottom-hole formation zone of the wellbore. A hydrostatic joint is disposed along... |
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US20130105163 |
Method of opening productive formations and a working fluid provided therefor
A method of opening productive formations by slot-perforating includes providing a working fluid including water, an abrasive component, and an additive, supplying the working fluid at a high... |
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US20080185150 |
Apparatus and Method for Cleaning a Well
The present invention relates to apparatus and a method for cleaning a well. In an embodiment, the apparatus (10) includes a well cleaning tool (12) coupled to a support string 26, which may be... |
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US20110094747 |
METHOD OF REMEDIATING BIT BALLING USING OXIDIZING AGENTS
A method of removing clay compounded on drilling equipment in a well that includes contacting the drilling equipment with a treatment fluid comprising an oxidizing agent. Methods disclosed also... |
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US20140332220 |
POLYURETHANE ACTIVATOR-BREAKER FLUID SYSTEM
A combined activator-breaker fluid system is effective in oil and gas field applications to essentially simultaneously activate or deploy a shape-memory material and at least partially remove a... |
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US20160069161 |
SWAB PUMPING ASSEMBLY FOR USE WITH AN OIL WELL
A swab pumping assembly for use with a casing of a wellbore has a base suitable for positioning at a location adjacent to the wellbore, a reel rotatably positioned on the base, a motor operatively... |
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US20130299175 |
DOWNHOLE VACUUM SUB
A vacuum sub (8) for use in a well bore (12), the vacuum sub (8) having a cylindrical casing (28) with an upstream end (14) and a downstream end (16). The upstream and downstream ends (14, 16) are... |
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US20120048560 |
Debris Interface Control Device for Wellbore Cleaning Tools
A spacing device is located on a lower end of a debris removal tool. Circulation through the tool extends telescoping members to the top of the debris zone against a bias that retracts the members... |
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US20110265999 |
REVERSE TORQUE DRIVE SYSTEM
A reverse torque drive system for a wellhead has a hydraulic pump having an inlet and an outlet, and a hydraulic motor having a first port and a second port. There is a valve body having a first... |
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US20160281470 |
APPARATUS AND METHOD FOR MAINTAINING A GAS OR OIL WELL
An apparatus for maintaining a gas or oil well, including: a first opening proximate a first end; a second opening proximate a second end; a wall connecting the first and second ends; a protrusion... |