[...]... guided the preparation of this second edition of the Standard Handbook of Petroleum and Natural Gas Engineering As in the first edition, the first objective in this edition was to continue the effort to create for the worldwide petroleum and natural gas exploration and production industries an engineering handbook written in the spirit of the classic handbooks of the other important engineering disciplines... Hyperboloid of two sheets Figure 1.6.9 Equation of an ellipsoid Z 1.6.16 Equation (Standard Form) of an Ellipsoid (Figure 1.6.9) x2 /a 2 + y 2 /b2 + z 2 /c2 = 1 1.6.17 Equations (Standard Form) of Hyperboloids ● Of one sheet (Figure 1.6.10) x 2 /a 2 + y 2 /b2 − z 2 /c2 = 1 ● Of two sheets (Figure 1.6.11) x 2 /a 2 − y 2 /b2 − z 2 /c2 = 1 X 1.6.18 Equations (Standard Form) of Paraboloids ● Of elliptic... role of natural gas in the world economies by integrating natural gas topics and related subjects throughout the volume The preparation of this new edition has taken approximately two years Throughout the entire effort the authors have been steadfastly cooperative and supportive of the editors In the preparation of the handbook the authors have used published information from both the American Petroleum. .. interior of . w0 h0" alt="" Standard Handbook of Petroleum & Natural Gas Engineering Second Edition This page intentionally left blank Standard Handbook of Petroleum & Natural Gas Engineering Second. references and index. ISBN 0-7506-7785-6 1. Petroleum engineering. 2. Natural gas. I. Title: Standard handbook of petroleum and natural gas engineering. II. Lyons, William C. III. Plisga, Gary. to create for the worldwide petroleum and natural gas exploration and pro- duction industries an engineering handbook written in the spirit of the classic handbooks of the other important engi- neering