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Keywords: contamination
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Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21804-MS
... well 2 casing and cementing good zonal isolation external coating international petroleum technology conference contamination ultrasonic imager cement evaluation tool cement bond In 2019, four wells were drilled at the Natuna Sea, offshore Indonesia as part of the development drilling...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21335-MS
... operator directional drilling slurry contamination slurry design international petroleum technology conference simulation pipe cement slurry cement coverage Wellbore integrity is a common challenge for the oil industry, especially in deep gas wells. While designing and drilling any well...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-19938-MS
... Pump and pull cementing method is introduced to overcome soft cement plugs due to the swabbing effect and contamination in an oil-based mud environment. The method aims to address quality concerns in challenging well profiles where conventional cementing techniques are deemed to fail, which...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 14–16, 2016
Paper Number: IPTC-18924-MS
... improved real-time contamination monitoring in some environments of interest and our desire to measure additional fluid properties and specific species concentrations. well logging PVT measurement log analysis Drillstem Testing formation tester wavelength Artificial Intelligence Upstream Oil...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-17801-MS
... zone. The water base fluids would become unstable when they are heavily contaminated by divalent salts and/or brine influx. Introduction Tarim Basin is the biggest oil and gas bearing basin in China. Total area is approximately 560,000 km 2 , including "dead sea" desert of around 337,000 km 2 . One...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-17871-MS
... solid contamination results in severe operational problems which get worse with the presence of salt intrusion. Therefore, drilling engineers search for alternate drilling fluids to eliminate and/or minimize instability problems such as stuck pipes, circulation loss, excessive torque and drag...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-17976-MS
... Abstract Mixing of cements of various batches, aging, and contamination impact cement slurry performance. For effective cementing, the cement slurry should completely displace the spacer and/or drilling fluid. Most often, this is difficult to achieve, and a portion of drilling fluid remains in...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17385-MS
... envelope. By using multiple fluid drains spaced circumferentially around the tool, the new module can sample in tighter formations and sustain higher pressure differentials while providing mechanical support to the borehole wall. We performed a detailed flow modeling-based analysis of the contamination...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-16564-Abstract
... analysis data that was captured while the WFT was sampling, further analysis of the VIS-NIR spectra can determine contamination, GOR, bubble point, and API gravity. Field examples will be used to demonstrate the application and benefits of in-situ sample validation using the AOC. wavelength...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-16455-MS
... bedded reservoir Daungkaew dual packer iptt IPTT contamination real time system single probe pressure transient data application field 3 permeability *currently with QGC Australia Abstract Pressure transient analysis has been known as an important tool to properly characterize a reservoir...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-17091-MS
... platform for oil and to a common gas processing platform (CPP) for gas. Well Intervention GLM Completion Installation and Operations casing and cementing downhole intervention production enhancement inflatable bridge plug plug slickline packer production packer echometer contamination...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 15–17, 2011
Paper Number: IPTC-14360-MS
... contaminated samples is discussed. The following are the key elements for a successful sampling program: • A customized pre-job sampling plan • Meticulous on-site implementation with proper QA/QC • A contingency plan to acquire as best a sample as possible in case of unexpected operational difficulties...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 7–9, 2009
Paper Number: IPTC-13269-MS
... for the real-time water-base mud (WBM) formation-water sampling include contamination monitoring, in-situ fluid density, fluids identification, pressure gradient and fluid contact, and vertical compartmentalization. Field examples validate the measurements with the sample laboratory analysis and other...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 7–9, 2009
Paper Number: IPTC-13623-MS
... were requested for PVT modeling. As a result, minimizing OBM contamination and controlling drawdown pressure drop in low mobility reservoir were added into operation challenges. The use of new technology Wireline Formation Tools (WFT) such as focused sampling probe and in-situ fluid analyzer were...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 3–5, 2008
Paper Number: IPTC-12401-MS
... sampling method, designing and customizing the sampling operation to the specifics of the reservoir rock and fluids, and implementing rigorous QA/QC procedures for a successful sampling program. Avoiding two-phase flow in the reservoir, minimizing fluid contamination from the drilling mud and the additives...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11360-MS
... Continuous High Fidelity Vibrator SeismicSM, uses long segmented sweeps and HFVS separation. Measurements of the individual vibrator motion are recorded and used to derive a filter that optimally recovers individual seismograms from vibrators operating simultaneously. Cross contamination from strong events...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11488-MS
... alternative is the acquisition of downhole fluid samples accompanied by a real time fluid analysis (DFA) while sampling. One of the methods available for downhole fluid sampling is via a wireline formation testing and sampling tool (WFT). With current technology it is possible to obtain contamination-free...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11325-MS
... interval between two consecutive SPs). In the real world, nothing is free and the price to be paid is that the data can be severely contaminated by harmonic noise due to the use of long sweeps combined with a very short slip-time. To overcome this problem, a method of harmonic noise reduction known as HPVA...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11239-MS
... downhole fluid analyzer modules was used to identify reservoir fluids in newly drilled wells. Two fluid analyzers were placed above and below the downhole pump module. The fluid analyzers monitored downhole oil based mud filtrate contamination, free gas presence, water or oil flow at selected depths. The...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11289-MS
... vertical section flat spot blue horizon resolution kuwait plan view seismic event upstream oil & gas spectral decomposition maximum trough amplitude seismic interpretation reservoir characterization enhancement application mapping amplitude aperture thickness contamination...

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