Deployed in more than 12,000 wells, our rig and wirelineconveyed tubing and casing patch systems. Expandable casing patch the authors will focus on a unique feature of a highpressure, large through bore expandable casing patch system from the initial customer contact to the trials and tribulations of the design and the research and development process. Halliburton has a wide range of cementing solutions that can be designed to the demands of each well. Our homco casing patch repairs collar and casing leaks, unwanted perforations, and worn casing with minimal id restriction. New slickline down hole power unit dpu, high expansion gauge hanger, dpu deployed casing patch, slickline smart release tool, halliburton detent jars, dpu. Accurate wear prediction is crucial for well integrity to reduce field development costs associated with casing, especially when drilling and completing complex sidetracks, multilaterals or long horizontal wells.
The fitforpurpose technique selected to minimize the operational and financial impact of having highrisk, unusable gas wells was a external casing patch. Water well casing leak symptoms, diagnosis, repairs. Lead seal cementing casing patch home rubicon oilfield. The eseal patch provides a robust, permanent alternative to unreliable cement squeezes while maximizing id and maintain the largest production conduit possible. The casing patch of claim 2, wherein the port is sized based on one or more hydrocarbon well parameters. Construction the logan casing roller is composed of a mandrel with eccentric roll surfaces, three heavyduty, precision ground. Straddles and packoffs play an important role in the remediation of wellbore deficiencies. A schematic of the well configuration, including casing size and weight the condition of the well, including any restrictions in the casing, hole deviation, and condition of the cement the external and internal pressure rating of the casing patch. Mike day everything about concrete recommended for you. Our groundbreaking expansion technologies are customized for integrity, recompletion and open hole applications, providing casing patch and refrac solutions. A casing patch includes a tubular that comprises a first end and a second end opposite the first end, each of the first end and second end comprising an expandable wedge that is deformable into a wellbore casing. Covered with a fiberglass mat and coated with epoxy resin, the patch creates a reliable seal against the casing bore. Casing patches are most frequently used as short to mediumterm repairs that enable production to be resumed until a major workover operation is scheduled. Logan high pressure type l packer type casing patches are designed to engage and seal off a properly prepared casing string.
We look to provide the best casing patch, refrac, and reline mns technologies to every project. The px wireline nipple is a selective landing nipple that allow for the location and installation of many flow control devices such as blanking plugs, bottom hole chokes etc. For example i am in the process of commercializing a. The internal ratchet mechanism of the prcp locks the assembly in the set position and the packoff force into the elements. Patents assigned to halliburton justia patents search. On or about may 3, 2010, halliburton established an internal working group to examine the macondo well blowout, including whether the number of centralizers used on the final production casing. The casing patch of claim 1, wherein the locating profile is machined into the inner surface of the tubular. Development of a special application coiled tubing applied. For other casing data, refer to toolpushers manual or specific manufacturers specifications. The homco casing patch is an internal steel liner corrugated longitudinally to provide clearance for running inside casing. This packer can be left in tension or compression depending on well conditions and the required application.
Expandables to the rescue in shale refracs, trouble zones, long. The casing patch of claim 4, wherein the profile comprises a landing nipple that comprises a nogo shoulder and a seal bore. The casing patch design leaves the operator with a casing string that has a fullbore internal diameter. Casing patch oilfield production accessories downhole. Thrutubing systems tts is an engineering, manufacturing, and service company specializing in thrutubing workovercompletion systems, sand control systems and cased hole systems xspan. The prcp retrievable casing patch is set hydraulically by applying a predetermined pressure through a special hydraulic setting tool which. Bisn has manufacturing and assembly facilities in the north west england, uk and houston usa, the uk also has a specialist alloy development laboratory. A downhole assembly or tool system used in the remedial repair of casing damage, corrosion or leaks. Coordinates fpd, manufacturing, and deployment actions, implements performance measures system, and creates enthusiasm for new product. Cementing solutions the cement sheath is vital in that it serves to protect and support the casing and deliver the necessary zonal isolation for the life of the well. It makes the junction between a replacement section and the rest of string in the hole, without removing the entire string of casing. Warrior software perforation plug and perf plug and cement abandon well production logging tool casing patch bst 5 10 20 baker setting tool pulsed neutron tool. Reform the reform tool uses hydraulic pressure applied at surface to reform collapsed, oval, or restricted tubulars.
A casing patch is a downhole assembly or tool system used in the remedial repair of casing damage, corrosion or leaks casing patches are most frequently used as shortto mediumterm repairs that enable production to be resumed until a major workover operation is scheduled in some cases, such as in depleted wells nearing the end of viable production, a casing patch may be the only economic. Halliburtons versaflex expandable liner hanger elh system. Restore tubular integrity with a permanent steel seal. Such initiative opened a window of opportunities to recover the desired gas production and to continue with planned development phase of the field without jeopardizing the integrity of. Since patenting the twoplug system in 1922, halliburton has continued to innovate and push the industry toward the future. Halliburton is the only oilfield services provider to offer both cementing services and casing equipment globally.
This packer is suited for treating, testing, or injection applications, in pumping or flowing wells, either deep or shallow. Logan casing rollers 247 casing rollers overview the logan casing roller repairs and restores dented, collapsed, or buckled tubing or casing of any size and weight to its original inside diameter and roundness. Restore tubular integrity with a permanent steel seal deployed in more than 12,000 wells, our rig and wirelineconveyed tubing and casing patch systems restore well integrity in one trip. Delivering solutions and cased hole services for saudi aramco company. Expanded with an inflatable packer downhole, the patch creates a highpressure inner lining with minimal loss of diameter. The successful outcome of these trials and subsequent endorsement of an operator on land in italy to use the system as a contingency tieback external casing patch solution led to the development of the current range of hets tools from an external casing patch for 14 casing down to an internal tubular patch for 7 tubulars. How to form, pour, and stamp a concrete patio slab duration. Instead of a conventional casing patch approach to repair casing leakage. Good experience in casing repair squeeze cement with stinger, tie back, run casing patch good experience with short radius drilling and.
Development of a gastight external casing patch using. Halliburton agrees to plead guilty to destruction of. Works where squeezes and chemical treatment fail designed to run on drill pipe, tubing or coiled tubing additional patches can b. Internal casing reline patch ripe inflatable packers. The prcp retrievable casing patch can be set mechanically or hydraulically. While enventure has always been known for robust, reliable solid expandable solutions, this simpler approach to reestablishing casing integrity means you get. Works where squeezes and chemical treatment fail designed to run on drill pipe, tubing or coiled tubing.
With an extensive background in research and development, mohawk energy is uniquely qualified to develop, manufacture, and install tubular expansion technologies that solve energy producers most critical downhole challenges. For metric equivalents millimeters, multiply the inches by 25. Downhole casing patch halliburton energy services, inc. Field engineer for halliburton based in al khobar, kingdom saudi arabia. Saltel casing patch is an economic way to stimulate the well production or to avoid plug and abandonment operation. The asix single string doublegrip production packer is the most versatile of the mechanically set retrievable packers and may be used in any production application. Saltel casing patch is a permanent solution, repairing zones of damaged tubing or casing, shuttingoff unwanted perforations modifying injection profiles, and shutting off gas and water the casing patch reduces the water cut.
One of the best advantages of an xpandable casing patch is the maximum internal diameter provided postinstallation, leaving full access to the well below, along with the id initially requested by the client, and validated by our. Applying epoxy resin technology on remediation for 3. Casing patch the casing patch is used to repair damaged tubing or casing strings. Frank said he would like to see these technologies applied in the gulf of mexico and north sea by the end of 1999. It is designed to form a permanent sealed connection between two strings of tubing or casing and can be cemented. Built 50 halliburton owed homes in williston built 4834 bedroom town homes in williston built 2 apartment complexes in williston purchased muddy river lodge utilize target logistics lodges in williston and dickinson. Oilfield casing running services noble casing, inc. Halliburton casing equipment center of excellence, houston, texas.
Internal casing patches are a fast effective way of repairing and rehabilitating bore holes and water wells with minimal loss of internal bore diameter. Available for more than 60 different sizes and weights of tubing and casing and in a large range of casing sizes, this patch provides a longlasting alternative to. In some cases, such as in depleted wells nearing the end of viable production, a casing patch may be the only economic means of safely. The plan for casing repair shall include the following information. Gas migration prevention addressing the potential invasion of gas or liquid from the formation in a manner so that channels are not created in the cemented. Saltel expandable steel patches are a permanent solution to repair a zone of damaged tubing or casing, shut off unwanted perforations, seal a leaking sliding sleeve, or perform other remedial operations.
Most wells were doing well, they reasoned, without the newfangled technology and there was, in the back of their minds, the question of possible well damage. Casing running tools allow you to fill, reciprocate, rotate and circulate casing and liner strings, which reduces nonproductive time and associated costs from casing not going to bottom or becoming stuck in the well. And while cementing is conventionally viewed as the last step in drilling operations, halliburton also designs cementing solutions as the first step in completions. Expandable solid casing reduces telescope effect offshore. Casingwear helps reduce uncertainties caused by inconsistent application of the casing wear model.
The patch is installed inside the casing anywhere from 30 ft to 6,000 ft in. The solid tube expandable casing is not yet commercialized, which is the reason behind the halliburton and pending baker hughes joint ventures. We utilize volants internal grip and external grip casing running tools. Casing repairspeiadc 92330 w j winters, bp america. Logan high pressure type l packer type casing patches will not restrict the bore of the casing and are available.
Our cementing, pumping, and mixing services are supported by stateoftheart land and offshore cementing equipment, and complimented by a full range of casing equipment technologies. Works where squeezes and chemical treatment fail designed to run on drill pipe, tubing or coiled tubing additional patches can be set below existing patches new thru. Patents assigned to halliburton energy services, inc. Page 2 logan lead seal cementing casing patch manual f645 overview the logan lead seal cementing casing patch is an external catch tool that is designed to cement two strings of casing together in a single operation and form a permanent sealed connec. Jacques babin integrated cased hole technical advisor. Whether it is retrievable casing patch or a replacement for a wornout gas lift mandrel, halliburton can supply the proper solution. Halliburtons full line of straddle and packoff assemblies offer countless variations for customizable solutions. Complete internal patch service kits available for. Baker, external casing patch, internal casing patch,casing swedges and rollers, junk recovery w rcjb, fishing magnets, boot baskets. However, due to a faulty casing patch, the swellpacker system was. The cement sheath is vital in that it serves to protect and support the casing and deliver the necessary zonal isolation for the life of the well. Casing patch tests with the solid expandable casing will be conducted later this year. A casing patch includes a tubular that comprises a first end and a.
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