Optimized Abandonment Procedures Improved Success and Results in Central California Heavy-Oil Field
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Résumé
Optimized Abandonment Procedures Improved Success and Results in Central California Heavy-Oil Field D. Glessner; D. Glessner Chevron Search for other works by this author on: This Site Google Scholar M. Dean; M. Dean Consultant Search for other works by this author on: This Site Google Scholar M. Haire; M. Haire Halliburton Search for other works by this author on: This Site Google Scholar D. Bour D. Bour Halliburton Search for other works by this author on: This Site Google Scholar Paper presented at the SPE International Thermal Operations and Heavy Oil Symposium, Calgary, Alberta, Canada, November 2005. Paper Number: SPE-97944-MS https://doi.org/10.2118/97944-MS Published: November 01 2005 Cite View This Citation Add to Citation Manager Share Icon Share MailTo Twitter LinkedIn Get Permissions Search Site Citation Glessner, D., Dean, M., Haire, M., and D. Bour. "Optimized Abandonment Procedures Improved Success and Results in Central California Heavy-Oil Field." Paper presented at the SPE International Thermal Operations and Heavy Oil Symposium, Calgary, Alberta, Canada, November 2005. doi: https://doi.org/10.2118/97944-MS Download citation file: Ris (Zotero) Reference Manager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex Search Dropdown Menu toolbar search search input Search input auto suggest filter your search All ContentAll ProceedingsSociety of Petroleum Engineers (SPE)SPE International Thermal Operations and Heavy Oil Symposium Search Advanced Search Abstract This case-history paper presents the development background and detail of optimized procedures followed to plug and abandon wells in a cyclic-steam well in central California. Improvements that resulted in the success are detailed and explained.Abandonment processes included identification, using tilt-meter events, of holes in casing and/or casing parting. Temperature surveys and/or radioactive surveys confirmed and located depth of the hole in the casing. Specific procedures were then followed to abandon the well below the part, at the part, and then above the part in the casing. Inspection and testing of the casing were also conducted to help ensure that additional holes were not present in the casing before the abandonment was complete. In the rare instances that additional holes were found, they were squeezed off separately with cement. Key to the success of this procedure was squeezing thixotropic cement instead of setting balanced plugs across zones of interest. This method allowed for short turn-around times to resume operations and helped ensure that the cement remained where it was originally placed. Keywords: placement, perforation, cement chemistry, plug, cement, cement slurry, consultant, cement formulation, slurry, procedure Subjects: Casing and Cementing, Casing design, Cement formulation (chemistry, properties), Completion Installation and Operations Copyright 2005, SPE/PS-CIM/CHOA International Thermal Operations and Heavy Oil Symposium You can access this article if you purchase or spend a download.
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Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,000 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule tête enseignante, pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».