MINISTER OF PETROLEUM AND NATURAL GAS & PANCHYATI RAJ (SHRI MANI SHANKAR AIYAR)
(a) to (c): A Statement is laid on the Table of the House.
STATEMENT REFERRED TO REPLY TO PARTS (a) to (c ) OF THE LOK SABHA STARRED QUESTION NO 434 BY SHRI JOACHIM BAXLA TO BE ANSWERED ON 22ND DECEMBER,. 2005 REGARDING DRILLING OF OIL.
(a) and (b): Drilling rate depends on the subsurface lithology and formation characteristics, which are different for different areas. The data on drilling rates is not published by international companies. The average rate of drilling of wells (Commercial Speed) for Oil and Natural Gas Corporation (ONGC) and Oil India Limited (OIL) in last three years was as under:-
Year Drilling rate for Drilling rate for ONGC(M/RM)# OIL(M/RM)#
2002-03 1197 2207
2003-04 1247 2154
2004-05 1233 2252
# M/RM: Metres per Rig Month
It may be noted that comparative drilling rates in different countries and for different companies is not published in international journals.
(c) The various steps taken by oil companies to increase drilling rate include the following:-
$ Use of premium drill bits.
$ Use of high performance mud systems.
$ Use of state-of-the-art rigs.
$ Regular training of drilling crew.