... Abstract Wellhead growth caused by temperature and pressure effects during production can lead to severe consequences, causing well integrity failure and surface equipment damage, sometimes with catastrophic incidents at huge safety risks and economic losses. In addition, it may lead...

... Abstrct This article introduces an unconventional downhole heating technology to improve steam quality. We put a long heater installed in coiled tubing consuming electric energy to the well to heat the steam injected from the wellhead to reservoir to increase the steam quality whose depth up...

... dual ram blowout preventer (BOP), with an ID clearance of about 1.5 inch, 10 ton crane with elevated fulcrum and 28 feet mast, enables working with greater safety above even the tallest wellheads in the field. The unit includes a 5000 psi hydraulic pump, which is used for flushing the coil; a climate...

... and control architecture application interoperability o-pas field pilot initiative next-generation process automation system international petroleum technology conference software engineering process control and automation wellhead vendor standard universalautomation Introduction...

... of the integrity impact of hydrate dissociation. Using these metrics, the need for a more detailed analysis can be determined. Further, load analysis and integrity checks of the structural strings and the wellhead that can be performed as part of the preliminary assessment are discussed. An illustrative example...

... to the design and manufacture of the world's first splitter wellhead system used for 36" (1.5" WT) × 13-3/8"(2X) × 9-5/8"(2X) × 3-1/2"(4X) with 10,000 psi working pressure rating. The splitter wellhead has allowed two infill wells to be drilled and completed on Platform "A". The system has maximized oil...

... The paper presents an oil well completion integrating multilaterals, intelligent completions, permanent downhole monitoring systems, electric submersible pump (ESP) and a horizontal wellhead system. The reliability of the completion was improved by using a concentric tubing system that avoided...

... displacement stage where the entire volume of the cement was still inside the casing. Other possible causes of blockage (cement contamination, mechanical failures, loss control material,…) were also checked and ruled out. Hookload data was available to be analyzed whenever a conventional wellhead...

... discharge pressure leak issue completion string well performance run life Wellhead Leak workover identification subsurface parameter production rate pump intake pressure water cut offshore field packer international petroleum technology conference intake pressure ESP well References...

... on the selection of artificial lift, such as intensive wellhead, limited space, complex well track and higher health safety environment requirement. For the project of Nanpu offshore oilfield, integration Gas-lift was selected as the artificial lifting method by consideration of the characters of artificial...

... analysis of flow string, and lateral stress includes wave load in wellhead, transverse moment imposed by bottom casing, ground resisting force and seismic force. Dynamic differential equation of string in deep water shallow is established on the basis of soil dynamics and pipe-string mechanics...

... Abstract This paper is about Wellhead and X-Mas Tree Seal Integrity issues and the innovative approach adopted by Qatargas (QG) to deal with them. It provides a brief about measures taken to minimize the risk for operating wells with Wellhead and X-Mas Tree Seal integrity issues. QG started...

... Abstract Well intervention of subsea wells is commonly performed by positioning a rig or intervention vessel and connecting the rig to the subsea wellhead with a marine riser. Once the marine riser is connected to the subsea tree, the crown plugs are removed and normal well intervention...

... control production monitoring Reservoir Surveillance Drillstem Testing Upstream Oil & Gas drillstem/well testing air emission iptc 17389 choke manifold compressor separator Efficiency intervention viscosity crude Island causeway burner Wellhead operation flowback crude oil Iloop...

... wellhead with cement returns to seabed, no shallow flow in case of shallow drilling hazards, and good cement integrity at the casing shoe to continue drilling operations with minimum wait-on-cement time. The cementation of the dual casing is challenging for several reasons: the cement job has to cover two...

.... Drillstem Testing Directional Drilling drilling operation Upstream Oil & Gas drillstem/well testing Mud Line South China Sea Typhoon iptc 16722 Wellhead assembly completion design appraisal program rig hydrate formation international petroleum technology conference soliton reservoir...

..., achieving a world record and technical limit performance. DWC combined with RMR is a world-first, and offers an effective solution for tophole drilling in the basin, and for similar basins worldwide. drilling operation Upstream Oil & Gas iptc 16771 low-pressure wellhead riserless mud recovery...

...). How the SSR provides a new way for intervention in deep water using coiled tubing, and the possibility for developing deep water heavy oil and other applications also will be discussed. subsea system Upstream Oil & Gas intervention completion riser Production Tree Wellhead producer...

... adopted in the surface construction of Sulige Gas Field, i.e. downhole choking, no wellhead heating, no methanol feeding, concatenation of wells, measurement with liquids, medium/low-pressure gas gathering, normal-temperature separation, two-stage pressure boosting and centralized processing. Field...

... heater pipe-in-pipe string hot oil circulation Wellhead operation application iptc 13695 conduction coiled tubing international petroleum technology conference reservoir installation heating element Oil Recovery IPTC 13695 Hot Oil Circulation to Improve Oil Recovery: Results of the First...