...; therefore, there can be a deign relationship between ultradeep wells of two different fields (Buffalo Wallow and Washita) or two different basins (Delaware and Anadarko). For this reason, a general review of leading tubular designs for areas of ultra-deep drilling should be informative. casing design...

... on deep wells have been due to refinements in the very basic drilling techniques used in rotary drilling for years. More savings are attributable to proper casing design and personnel improvements than in hole making itself, but all of these factors are so interrelated that progress has been constant due...

... 1964 1965 1966 1967 1968 1969 FIGURE 14 casing and cementing well count Upstream Oil & Gas gas production casing design hugoton anadarko area well connection new well operator casinghead system Oil Potential gathering system reservoir gas availability operation corresponding...