Abstract
Express-way, Dallas Texas, 75206. It is produced here for presentation at the 6th Formation Evaluation Symposium of the Canadian Well Logging Society in Calgary, October 24, 25 & 26, 1977, with the permission of the SPE. Discussion of this paper is invited. Such discussion may be presented at the Symposium and will be considered for publication if filed in writing with the Technical Program Chairman prior to the conclusion of the Symposium.