It was formulated to provide for the availability of safe, dimensionally and functionally interchangeable wellhead and christmas tree equipment. Plot 10 jc international street, new transamadi industrial layout, off peter odili road, port harcourt, rivers state, nigeria. Mar 06, 2015 a christmas tree is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well, and other types of. Expertly ground and honed for optimal cutting life. Wellheads and christmas trees are different pieces of equipment figure 1. Wellhead and xmass tree are the primary pressure controlling equipment of any oil well. Much of the information it contains remains useful and valid. The top countries of suppliers are china, hong kong s.
Describes requirements and recommendations for the performance, dimensional and functional interchangeability, design, materials, testing, inspection, welding, marking, handling, storing, shipment, purchasing, repair and remanufacture of wellhead and christmas tree equipment for use in the petroleum and natural gas industries. The mission of the north carolina christmas tree association is to promote real farmgrown christmas trees through marketing and education. Made up of evergreen branches, red berries, and pine cones dusted with frost, this christmas tree comes ready to display in a red urn planter. Wellhead was made of casing head, tubing cross, tubing head and christmas tree. Christmas tree equipment upstream segment ansiapi specification 6a twentieth edition, october 2010 effective date. Also can used in acid fracturing, water injection, testing and some special services. Wellhead equipment is a generic name for all the equipment assembled on production tree of the gas and oil platform well. Many times, the words christmas tree and wellhead are used interchangeably. A wellhead or christmas tree for oil or natural gas.
A wellhead is used during both drilling and production. A christmas tree is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well, and other types of. It is installed on the casing head to seal the annular space between casing and tubing, control wellhead pressure, adjust well flow rate and transport oil to pipeline. Specification for wellhead and christmas tree equipment upstream segment ansiapi specification 6a twentieth edition, october 2010 effective date. So in case you do have questions as we assume just go ahead and contact us. Christmas tree is an assembly of valves, spool, pressure gauges and chokes fitted to the wellhead of.
They are quick and convenient both to set up and also to sell on to the customer. Res equipmentevergreen christmas tree equipment call now. Used for fix the drilling well, connecting wellhead casing. It comes in the types of normal oil production wellhead, thermal recovery wellhead, offshore wellhead, low and high pressure antisulfide wellhead. Water depths shallow up to 1500 ft deep christmas tree on platform dry tree deepwater christmas tree on bottom subsea, wet. A christmas tree is an assembly of valves, spools and fittings used for oil, gas, water injection, water disposal, gas injection, condensate and other types of wells. This involved usage of previously gained experience and the potential of high technological manufacturing. When i was a kid, our family of five made an annual outing to a nearby christmas tree farm. Wellhead and christmas tree is used for well drilling and oil or gas production, water injection and downhole operation.
Real christmas trees have been a part of every christmas holiday season i can remember. Wellhead equipment consists of choke valves, gate valves, tubing hangers, master valves, crosses, tees, flanges, back pressure valves, casing hangers, bull plugs, manifold, actuators or valve operators. Our christmas tree range from 2 to 7, pressure ratings are 2000psi,3000psl,5000psd, 0psd and 15000psd and also can be available upon customer request. Christmas tree and its components are used for wellhead sealing and provides operation of blower, jack and injection wells. It was named for its resemblance to the series of starting lights at a drag racing strip, called by that name. Although not part of subsurface equipment, the christmas tree is usually the first component encountered by a workovercompletion crew. Finish off a table with some holiday color and elegance, compliments of the national tree company 26 in. Christmas trees buy one, plant two green groundswell. Specification for wellhead and christmas tree equipment ansiapi specification 6a twentieth edition, october 2010 effective date. Preface to the pdf version of the southern new england christmas tree growers manual the southern new england christmas tree growers manual was originally published in 1992. Christmas tree a christmas tree is an assembly of gate valves, chokes and fittings included with the wellhead during well completion. It is comprised of tubing hanger, multiple gates and the threeway or four. We will contribute to the success of the christmas tree industry by providing ethical, professional, and visionary leadership.
Wellhead christmas tree exam 15 questions by wayneco last updated. Wellhead and christmas tree components, types, functions. Specification for wellhead and christmas tree equipment. Show off every angle of your tree with this national tree company revolving tree stand. Helping students who care about petroleum industry to increase their. A wellhead must be present in order to utilize a christmas tree and is used without a christmas tree during drilling operations. Note that a tree and wellhead are separate pieces of equipment not to be mistaken as the same piece. Wellhead equipment and xmastree xmas tree, gate valve, choke, check valve. You can also choose from drilling equipment, drilling tool christmas tree drilling machine there are 219 suppliers who sells christmas tree drilling machine on, mainly located in asia. Wellhead equipment consists of choke valves, gate valves, tubing hangers, master valves, crosses, tees, flanges, back pressure valves, casing hangers, bull. Exported world wide they are available with a main bore size of 2 116 to 4 116 and a working pressure of 3,000 to 20,000 psi. Scribd is the worlds largest social reading and publishing site. Keep your tree in place with this national tree company christmas tree stand.
Producing wells that require pumps, such as sucher rod. Wellhead and christmas tree components, types, functions and more free download as powerpoint presentation. During the conversion period since 1991 korvet jsc has been manufacturing equipment for furnishing oil and gas wells and pipeline equipment. In petroleum and natural gas extraction, a christmas tree, or tree, is an assembly of valves, spools, and fittings used to regulate the flow of pipes in an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well and other types of wells. A growing number of retailers are using a tree drilling system as a way of creating a christmas forest display of trees. As a wellhead, christmas tree and drilling system supplier with api certificates, it is committed in offering excellent products and service for its customers. The specification includes detailed requirements for the manufacture of tubular suspension equipment, valves, and fittings used. Oem original equipment manufacturer wps welding procedure specification pqr procedure qualification record ppm parts per million api specification 6a api specification 6a is the recognized industry standard for wellhead and tree equipment. The arrangement of the wellhead and xmass tree items are customized to suite specific customer requirements and site conditions. Control oil pumping system, hang the tubing, control wellhead pressure and adjust flow. The christmas tree is a series of valves, flanges, choke body and connectors that allow the controlled flow of produced fluids applications usually dictate what type of christmas tree will be needed. While christmas trees come in a variety of configurations based on a. Oil and gas production and exploration, part ii american translators association 52th annual conference boston, october 26, 2011.
A wellhead is used without a christmas tree during drilling operations, and also for riser tieback situations that later would have a tree installed at riser top. A wellhead must be present to utilize a christmas tree and is used without a christmas tree during drilling. Being a manufacturer of wellhead and christmas tree, we can offer refurbishment of components or built replacement parts particularly for old outdated design subject to availability of oem drawings and commercial viability. Christmas tree provides a means to control the flow of fluids produced from or fluids injected into the well, at surface. The christmas tree is installed on top of the wellhead. Evergreen christmas tree equipmentres equipment pacific.
Wellhead assembly consists of casing head, tubing head and xmas tree, which are applicable for connection of casing string and tubing string, sealing the annular space between casing and tubing, controlling the pressure of the production wellhead and adjusting the flow rate of oil gas wellhead as well as some special operations such as fracturing, injection and. Wellheads and xmas trees korvet the company founded in 1964 and has been russian leading manufacturer of valves for the demands of militaryindustrial complex. Buysell guide nc christmas tree christmas tree farms. It is named for its resemblance to a decorated tree at christmas. This specification also does not apply to repair of wellhead and tree equipment except for weld repair in conjunction with manufacturing. The maximum operation pressure of the wellhead and christmas tree is 105. Christmas tree the christmas tree is a device used for oil or gas testing after the well completion, or for wellhead control when the flowing well or the pump recovery well performs oil production. However, the manual contained specific recommendations for herbicides and pesticides as well as information. The difference between a wellhead and christmas tree. A wellhead must be present in order to utilize a christmas tree and a wellhead is used without a christmas tree during drilling operations, and also for riser tieback situations which would then have a tree included at riser top.
The wellhead is the component at the surface of a well that provides the structural and pressurecontaining interface for the drilling and production equipment. If intended as a gift, the packaging may reveal the contents. Lightweight, wellbalanced knives manufactured in germany. Christmas trees are available in a wide range of sizes and configurations, such as low or highpressure capacity and single or multiplecompletion capacity. This presentation is a course a bout wellheads which includes the basic components of the well head and the advanced techniques. Wellhead equipment made in the plant can be used for oil and gas production, water or vappr injection and so on. Dovewell group limited is always open for communication on whatever questions you may have. Wellhead and christmas tree components, functions and more. Wellhead and xmas tree is the main equipment for oil production, water injection and down hole operation.
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