WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1999040293) METHOD FOR DRILLING AND COMPLETING OIL WELLS WITH SMALL INTERMEDIATE DIAMETERS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1999/040293    International Application No.:    PCT/BR1999/000004
Publication Date: 12.08.1999 International Filing Date: 22.01.1999
Chapter 2 Demand Filed:    28.07.1999    
IPC:
E21B 33/14 (2006.01)
Applicants: PETRÓLEO BRASILEIRO S.A. - PETROBRÁS [BR/BR]; Avenida República do Chile, 65, CEP-21949-900 Rio de Janeiro, RJ (BR)
Inventors: SALIÉS, Jacques, Braile; (BR)
Agent: BARLOW, Roy, James; J.A. Kemp & Co., 14 South Square, Gray's Inn, London WC1R 5LX (GB)
Priority Data:
PI 9800535-9 03.02.1998 BR
Title (EN) METHOD FOR DRILLING AND COMPLETING OIL WELLS WITH SMALL INTERMEDIATE DIAMETERS
(FR) PROCEDE DE FORAGE ET DE COMPLETION DE PUITS DE PETROLE A FAIBLES DIAMETRES INTERMEDIAIRES
Abstract: front page image
(EN)This invention relates to a method for drilling and completing oil wells of small diameter for use in ultradeep water. The method comprises two stages, namely a first stage of drilling the well and running casing (2, 3), and a second stage of drilling and running suspended liners (4, 5, 6).
(FR)L'invention concerne un procédé de forage de puits de pétrole de faible diamètre, à utiliser dans les eaux très profondes. Ledit procédé se décompose en deux étapes: la première consistant en une étape de forage du puits et de descente dans celui-ci de tubage de revêtement (2, 3), et la deuxième consistant en une deuxième étape de forage du puits et de descente dans celui-ci de colonnes perdues suspendues (4, 5, 6).
Designated States: AL, AM, AT, AU, AZ, BA, BB, BG, BY, CA, CH, CN, CU, CZ, DE, DK, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, UA, UG, UZ, VN, YU, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, SD, SZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)