The development of service agencies who transcribe basic oil well information onto punch cards or magnetic tape has been a major factor in the reduction of costs of such processing. The data is generally referred to as a "well data system." By the end of this decade much of the drilling information from oil wells in the United States and Canada will be available in this form. Proper use of machinable well data and criteria for estimating benefit from a machine approach are discussed.

You do not currently have access to this article.