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Specialty cements

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Journal Articles
SPE Drill & Compl 30 (04): 322–326.
Paper Number: SPE-170712-PA
Published: 22 December 2015
... limitations imposed by those objectives, and the resulting slurry and job designs are integral parts of cement evaluation. Often, the selection of a specialty cement system to meet specific job objectives can dictate how one can evaluate the cement. To properly evaluate a cement sheath, knowledge...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–12, 2005
Paper Number: SPE-94541-MS
... and microsphere slurries has evolved considerably over the last 10 years. The conventional water-extended cement slurries were considered adequate for offshore wells until the late 80s when shallow drilling hazards found in deepwater, necessitated higher performance lightweight cements. The first specialty...
Proceedings Papers

Paper presented at the SPE/IADC Drilling Conference, February 23–25, 2005
Paper Number: SPE-91662-MS
... in Angola. Included is a discussion of logistics associated with foamed cementing and mobilization of crews, equipment and a comparison of this technology against alternate lightweight cement slurries. Discussed are the logistics for specialty-blended cements, including the need to import specialty cement...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 27–29, 2014
Paper Number: SPE-170712-MS
..." slurries that contain large concentrations of specialty additives may show up differently on the logs than other systems. Several authors have presented varying techniques to deal with the different response of these systems. The challenge with these slurries is apparent when comparing ultrasonic cement...
Journal Articles
SPE Drill & Compl 21 (03): 180–184.
Paper Number: SPE-91861-PA
Published: 01 September 2006
... conditions. A discussion of the development of a high-alumina cement system with low fluid loss to address CO 2 resistance and long liner length is coupled with the quality-control steps taken from the time of manufacture of the specialty cement to the final placement in the well. Also described...
Proceedings Papers

Paper presented at the SPE/IADC Drilling Conference, February 23–25, 2005
Paper Number: SPE-91861-MS
.... A discussion of the development of a high alumina cement system with low fluid loss to address CO 2 resistance and long liner length is coupled with the quality control steps taken from time of manufacture of the specialty cement to final placement in the well. Also described is the development...
Proceedings Papers

Paper presented at the SPE/IADC Drilling Conference and Exhibition, March 17–19, 2009
Paper Number: SPE-119267-MS
... with specialty cements. Complementing technologies that have been used to further promote long term seals include the use of in-situ swell packers, and self healing cements. Additional work has been done in evaluation of the long term stress environment of the well. This work goes beyond the simple drilling...
Proceedings Papers

Paper presented at the IADC/SPE Drilling Conference, February 21–23, 2006
Paper Number: SPE-98869-MS
... the loads placed on the cement sheath. High-strength, corrosion-resistant casings and specialty cement designs were successfully used on the first two wells. Since those wells have been on production, additional wells have been drilled and completed using incrementally-simplified designs. All the wells...
Proceedings Papers

Paper presented at the Canadian International Petroleum Conference, June 10–12, 2003
Paper Number: PETSOC-2003-125
... strength. As a result of the handling problems, health hazards, and quality control issues associated with silica fume, however, a new generation of lightweight cements has been introduced in recent years. These cements use combinations of slag, silica, zeolites, specialty cements, ceramic spheres...
Proceedings Papers

Paper presented at the IADC/SPE Drilling Conference, March 4–6, 2008
Paper Number: SPE-112645-MS
.... In such cases, attempts are made to stop the losses with the placement of dedicated lost-circulation treatments. These dedicated treatments include specialty cements, gel plugs, or even ordinary cement. However, severe cases of lost circulation continue to be a challenging problem. This paper discusses field...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 30–April 1, 1992
Paper Number: SPE-24050-MS
... SPE Members Abstract Ultra-lightweight cements have been used throughout the Industry for many years as a specialty cement for application in areas of weak formations. Typical light weight slurries use hollow ceramic microspheres or nitrogen and other low specific gravity materials...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 21–23, 2005
Paper Number: IPTC-10608-MS
.... The paper compares risks and benefits of a high alumina cement slurry to those of a specialty Portland based system. Case history reviews of the application of both systems on liner cement jobs are detailed. The systems were used on wells designed for a 65% H2S, 35% CO2 injection stream at a rate of 65...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–24, 2008
Paper Number: SPE-115614-MS
... of technical playbooks has been created. While these playbooks specifically address issues related to cementing, the methodology for securing and referencing the expertise is equally applicable to the industry's other specialties. This paper contains a discussion of the methodology used to develop...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, November 2–August 19, 2020
Paper Number: OTC-30232-MS
.... The introduction of specialty chemicals to develop cement and spacer fluid, which can help maintain downhole properties under these extreme conditions, has been vital to the success of dependable cement barriers in these wells. The wells presented multiple issues during the course of planning, and a few of them...
Proceedings Papers

Paper presented at the SPE International Conference on Health, Safety and Environment in Oil and Gas Exploration and Production, April 12–14, 2010
Paper Number: SPE-125839-MS
... of specialty CO 2 -resistant cement systems. Another approach to assuring long-term seal quality in the annulus of CO 2 injection wells is to replace the Portland based cement with a non-Portland system. Examples of non-Portland cements include calcium sulfoaluminate-based cements, geo-polymeric...
Journal Articles
SPE Drill & Compl 10 (01): 53–60.
Paper Number: SPE-27925-PA
Published: 01 March 1995
...G.A. Waters; B.L. Wray Historically high density, low fluid loss cement systems have been used when cementing deep production casings and liners in the Anadarko Basin. Because of the fluid loss control desired, these systems usually have high viscosity unless specialty application additives...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–29, 2004
Paper Number: SPE-91005-MS
... with a specialty cement design. The 4-1/2 hole section was then drilled. The LWD logs were used to create the preliminary tally for the liner that would arrange the swelling packers, pre-drilled liner joints, and blank joints in a way that would provide isolation of the water zones. The liner was then run...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 1–4, 2000
Paper Number: SPE-62957-MS
... the flow with large volumes of weighted fluids. This paper reviews a number of approaches using specialty fluids for drilling, along with their case histories. Hundreds of case histories have proven that foam cement is the preferred approach to cementing casing across shallow water flow zones. Benefits...
Proceedings Papers

Paper presented at the SPE Energy Resources Conference, June 9–11, 2014
Paper Number: SPE-169936-MS
... occurred based on calculated equivalent circulating densities (ECDs) if the cement slurry had been pumped in a single-stage to achieve the operator's top-of-cement goal. As a solution to this problem, cementing was performed in stages, using specialty tools. However, during these operations, the stage tool...
Proceedings Papers

Paper presented at the SPE Russian Oil and Gas Exploration and Production Technical Conference and Exhibition, October 16–18, 2012
Paper Number: SPE-161977-MS
...) is required for destruction Abstract This paper describes a new water shut-off approach for wells challenged by coning (changed shape of the cone of depression) by injecting the DSGA (Drilling Specialties Gelling Agent) polymer solution with an additional consolidation by cement slurry with improved...

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