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Keywords: forage
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Proceedings Papers
Development of a Microstatistical Model For Deep Borehole Ovalization In Brittle Rocks
Available to Purchase
Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-173
... sur coefficient que mohr coulorrb contrainte Upstream Oil & Gas probabi lite rupture un forage pression microstatistical model brittle rock respectivement forage du forage deep borehole ovalization chargement conduit RESUME: Le but de cette etude est de proposer un...
Proceedings Papers
Estimation of Stresses At Depth By Core Discing Analysis
Available to Purchase
Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-185
... sur contrainte in-situ boue estimation ovalisation drilling operation profondeur morphologie densite contrainte discage critere coefficient disque etude forage resistance parametre carotte valeur RESUME: Pour estimer les contraintes in-situ, un moyen peu coûteux est...
Proceedings Papers
Chemical Consolidation of Boreholes After Air Drilling In the Foot Hills of the Pyrenees Mountains
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Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-182
... drilling fluids and materials forage pyrenee mountain borehole une boue solidification Upstream Oil & Gas teneur du flysch Calcaire chemical consolidation foot hill Prise chaux argileux drilling fluid management & disposal circulation air drilling boue flysch paroi...
Proceedings Papers
Oil Well Collapse Due to Fault Shearing: A Case Study And Some Comments
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Paper presented at the ISRM International Symposium, August 30–September 2, 1989
Paper Number: ISRM-IS-1989-110
.... 871 L'identification de ce mecanisme est t res importante car il peut concerner des instabili t es en phase de forage, dans des zones de failles, ou l'on observe des ennuis reiteres, mal explicables, non stabilises par des augmentations de densites de boues successives, semblant plutot provoquer un...
Proceedings Papers
Pilotage Dans Les Formations Rocheuses Avec Des Foreuses Mixtes (rotopercussion-rotation)
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Paper presented at the ISRM International Symposium, September 12–16, 1988
Paper Number: ISRM-IS-1988-010
... fermeture de filtrations du Barrage d'Aguayo, qui fut construit à travers une formation de pierre sablonneuse. Quique les problèmes poses dans ces trois cas presentent des caracteristiques très differentes,tous furent resolus d'une façon similaire, par l'utilisation des techniques sUivantes: Forage avec...
Proceedings Papers
Soutenement Et Abattage D'une Fouille Profonde En Rocher Pour L'usine Hydro-electrique De Sault-Brenaz
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Paper presented at the ISRM International Symposium, September 12–16, 1988
Paper Number: ISRM-IS-1988-002
... table calcaire du Jurassique inferieur, très faiblement pentee vers le Sud-Est et limitee. aménagement discontinuite excavation partir Fracturation forage protection soutenement rive gauche rocher rocheuse fouille longueur usine hydro-electrique rocheux Calcaire etude gé...
Proceedings Papers
Use Of High-Pressure Hydraulic Testing For The Investigation Of The Mechanical Behaviour Of Rock In Vertical Gravity Wells
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Paper presented at the ISRM International Symposium, May 26–28, 1982
Paper Number: ISRM-IS-1982-062
... Injektionsbehandlung sollte eine ausreichende Dichtigkeit der Bauwerke gewahrleisten. RESUME Dans le cadre des reconnaissances entreprises pour l''etude d''une station de transfert d''energie par pompage, il a ete mis en oeuvre un essai hydraulique haute pression, dans un forage profond de 300 m, implante dans la...