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Hole preparation in cementing

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Proceedings Papers

Paper presented at the SPE/IADC Middle East Drilling Technology Conference and Exhibition, May 25–27, 2021
Paper Number: SPE-202085-MS
... to circulate when it was required. The formation pressure program was completed without observing any differential sticking tendency. To summarize, after successfully drill and evaluate the hole section. A 4 ½ inch liner was run and cemented successfully. The observed losses during the cementing job were...
Journal Articles
Journal: SPE Journal
SPE J. (2021)
Paper Number: SPE-205512-PA
Published: 27 May 2021
... cylinder was put in a graduated cylinder filled with water. The rock bulk density was calculated by measuring the weight change of the graduated cylinder and the volume change of the water. Fig. 3 Preparation of the cement-rock samples. Rock diameter is 21 mm, and the hole size is 8 mm. Height...
Journal Articles
J Pet Technol 72 (05): 75–76.
Paper Number: SPE-0520-0075-JPT
Published: 01 May 2020
... the sealing ability of annulus cement for a plug-and-abandonment design in which the tubing is left in hole (TLIH). The experimental configurations used 9⅝-in. casing with a 7-in. tubing, both with and without control lines clamped to the tubing surface. Experiments were run first using standard Class G...
Proceedings Papers

Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204033-MS
...: kill mud prepared in case of a shallow gas influx when drilling pilot hole, including gas tight cement plugs placement after killing the pilot hole, and BHA design for killing and cementing operations; if pilot hole or main well sections deviating from vertical, extra reaming procedure prepared...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202397-MS
... is dependent on good isolation of abandoned wellbores. To get a ‘’good’’ P&A plug you need to understand how to prioritize and control the variables such as cement properties, drilling fluid properties, drill pipe and BHA design, hole cleaning, ECD, displacement, TCP performance, operational sequence...
Journal Articles
J Pet Technol 69 (05): 85–86.
Paper Number: SPE-0517-0085-JPT
Published: 01 May 2017
...Adam Wilson This article, written by Special Publications Editor Adam Wilson, contains highlights of paper IADC/SPE 178840, “Cement Placement With Tubing Left in Hole During Plug-and-Abandonment Operations,” by Bjarne Aas, Jostein Sørbø, and Sigmund Stokka, SPE, IRIS/DrillWell; Arild Saasen, SPE...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 12–15, 2018
Paper Number: SPE-192847-MS
... Abstract A novel well concept to unlock reserves from mature gas fields in Northern Germany has been developed. This concept combines cemented completions with through-tubing coiled-tubing drilling to enable significant cost reductions using ultra slim hole drilling in sour gas bearing, Upper...
Proceedings Papers

Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194156-MS
... under flowing conditions. Hole cleaning and hole stability considerations when drilling with seawater Permanently shutting off the shallow water flow with a two-stage cementation. Rig uncertainty and general service market (in 2017): A new drilling contractor and drilling services not familiar...
Proceedings Papers

Paper presented at the SPE/IADC Middle East Drilling Technology Conference and Exhibition, May 25–27, 2021
Paper Number: SPE-202153-MS
.... When attempts to release the stuck pipe by jarring or acid fail, the operating company and drilling contractors are left with little option but to sever the drill string and prepare for side-track operations or even abandon the hole. Traditional pipe severance methods in the event of a stuck pipe...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19374-MS
... drilling technology,the ROP has been increased substantially.The wellbore structure were optimized from composite secondary open hole structure which the upper part borehole diameter was 228.6mm and the lower part borehole diameter was 215.9mm to one trip secondary open hole structure which can simple...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 12–15, 2018
Paper Number: SPE-192955-MS
... ). Sometimes, these conventional materials cannot minimize or cure the losses, and the issue can be extrapolated to the casing run in the hole and cementing operation. Losses while cementing the casing can lead to a lower top of cement (TOC), compromise the zonal isolation, and detrimentally affect...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 6–9, 1991
Paper Number: SPE-22774-MS
... the most important parameter controlling the success of a cement job is the condition of the hole before the cementing operation. If the hole has not been properly prepared (conditioned) to receive cement, the cement job will likely not be a good one even if other generally accepted practices such as use...
Proceedings Papers

Paper presented at the SPE Symposium: Decommissioning and Abandonment, December 3–4, 2018
Paper Number: SPE-193964-MS
...-and-abandonment (P&A) application is to use explosive shaped charges deployed by hollow steel carrier perforating gun systems to perforate holes into single or multiple concentric casing strings to allow a flow path for isolation fluids such as cement or resin to be pumped from surface into annular spaces...
Proceedings Papers

Paper presented at the SPE/IADC Indian Drilling Technology Conference and Exhibition, October 16–18, 2006
Paper Number: SPE-104048-MS
... bring additional logistical challenges like preparation and availability of right cement blend for testing and preparing the slurry system for the application. Considering the temperature gradient of 2.23°F/100ft, bottom hole static temperature (BHST) for the 7 liner job was 467°F. The mud weight...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23663-MS
... circulating temperature (BHCT), and drilling fluid properties must be modeled within a short turn-around alongwith correct bottom-hole assembly (BHA) for successful sidetrack operations. Formation characteristics also play an important role in the cement slurrymakeup for placement stability, anchoring...
Proceedings Papers

Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204014-MS
.... Cement back to the seafloor is required when cementing the 20-in casing in these 26-in. holes. Prior to the introduction of the WBS technology, pressure had been observed on the D-annulus, hinting at a lack of sufficient cement circulation. With assistance from this new WBS spacer, pressure is no longer...
Journal Articles
SPE Prod & Oper 6 (02): 213–216.
Paper Number: SPE-20038-PA
Published: 01 May 1991
... types: squeezing off perforations, slotted liners or wire-wrapped screens, and liner laps perforations, slottedliners or wire-wrapped screens, and liner laps or holes in casing. Conventional cements usually can be designed to attain a successful squeeze; the squeezingof liners or wire-wrapped screens...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, October 29–30, 2020
Paper Number: SPE-200503-MS
... to a narrow window that would not allow conventional cementing of the 13-3/8-in. casing. Strong planning was required between the operator's engineering and operations teams, cementing services provider, MPD consultant, and MPD service provider team. The uncertainty about the actual size of the hole yielded...
Journal Articles
J Pet Technol 70 (05): 81–83.
Paper Number: SPE-0518-0081-JPT
Published: 01 May 2018
... deepwater application spacer annular pressure drilling cement operation SBP fracture pressure mpc operation operation slurry open hole cement slurry lbm gal 81JPT MAY 2018 Adverse conditions are often encountered during managed- pressure drilling (MPD). These conditions can include wellbore...
Journal Articles
OIJ 2021 (06): 50–53.
Paper Number: OIJ-2021-06-050-053-RU
Published: 01 June 2021
... the explosiveness, to reduce the density and the number of perforating charges, especially when forming the first holes in the well and where perforating operations have already been carried out earlier. Also, determine the change in the state of the cement stone behind the casing using scanning acoustic devices...

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