00868nac a22002171u 4500 2002029045 0878148027 622.3381 HOL 8868 8868 Guo, Boyun. Gas volume requirements for underbalanced drilling : deviated holes / Boyun Guo, Ali Ghalambor. Tulsa, Okla. : PennWell Corp.,2002 c2002. xx, 232 p. : ill. ; 24 cm. distributer: Scientific home bookshop Includes bibliographical references and index. catalogued by: wessam Underbalanced drilling (Petroleum engineering) Ghalambor, Ali. BB 622.3381HOL 8868 8868 0 0 0 0 MAIN MAIN 1ST 2008-03-27 Purchase 10 9 622.3381HOL 000010427 2025-07-15 00:00:00 2019-12-16 BB