Tracking Changes in Oil Exploration and Development Technology and Their Economic Implications

1988 ◽  
Vol 40 (01) ◽  
pp. 71-74 ◽  
Author(s):  
W.C.J. van Rensburg ◽  
Krishan A. Malik
2013 ◽  
Vol 734-737 ◽  
pp. 1286-1289 ◽  
Author(s):  
Lin Cong ◽  
Wen Long Li ◽  
Jing Chao Lei ◽  
Ru Bin Li

Internationally the research of low permeability oil reservoir is a difficult point in the exploration and development of oil and gas field. This thesis, based on the research methods of low permeability reservoirs at home and abroad, summaries several major problems encountered in the process of low permeability oil exploration and development under the current technical conditions as well as the corresponding, but more effective technical measures that need to be constantly improved. And that exploration and development of low permeability of the reservoir will be the main battle field for some time in the future of oil exploration and development.


During the past five years the oil industry has moved its exploration and development programmes into progressively deeper waters, so that production operations in 150 m (500 feet) of water are becoming conventional, and exploration in water depths of over 300 m (1000 feet) commonplace. The first part of this introductory paper is devoted to areas of opportunity in the deeper waters of the sedimentary basins of the world, with particular emphasis on the technical merits of these areas, and the size and high productivity necessary to justify their development. A description follows of the trend in licensing terms, the tax and financial arrangements that might apply, and the growing involvement of national oil companies and national energy policies with their consequent effect on the control of developments, right to export oil, and the division of profits. The increasing importance of logistic and environmental factors on the technological requirements both in exploration and development is outlined, and some examples drawn of their political and sociological impacts. The development of supporting infrastructure in remote environments, of national preference for materials and services, codes of practice and further constraints in the overall capital investment programmes, are also outlined. The final section deals with the economic implications of these international activities where during the course of the next 25 years it is expected that offshore oil production rates will double. The nature of the risk investments where exploration wells now cost between £3 and £5 M each, and capital costs for individual projects are over £1000 M, are examined, reflecting differences between the private sector objectives and national oil company objectives. Examples can be drawn from events in O.P.E.C. areas during the past five years.


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