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- {{#category_index:N|NR}}257 bytes (41 words) - 22:04, 12 December 2017
- {{#category_index:N|NR}}206 bytes (39 words) - 22:09, 12 December 2017
- {{#category_index:N|NR}}197 bytes (35 words) - 07:21, 28 March 2018
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- {{#category_index:N|NR}}257 bytes (41 words) - 22:04, 12 December 2017
- ...s a usable seismic tool. Vibroseis was tried in some of the most difficult NR areas. As in the case of Bill Doty in New Mexico, they had to prove that Vi5 KB (746 words) - 13:14, 17 October 2016
- ...s a usable seismic tool. Vibroseis was tried in some of the most difficult NR areas. As in the case of Bill Doty in New Mexico, they had to prove that Vi4 KB (672 words) - 13:50, 17 October 2016
- ...elds, providing traveltime inversion for clients when reflection data were NR, and providing expert witness testimony for defense of seismic acquisition5 KB (784 words) - 15:42, 7 July 2014
- Finally, as sketched in Figure 5.1-1, the reflection point dispersal Δ = ''NR'' is defined by the distance along the dipping reflector between the normal12 KB (1,929 words) - 12:44, 8 October 2014
- ...>) and ''R'' : (''x''<sub>3</sub>, ''z''<sub>3</sub>), the distance Δ = ''NR'' can now be computed where Δ = ''NR'' is the distance along the reflector between the normal-incidence reflecti59 KB (9,306 words) - 13:24, 8 October 2014
- {{#category_index:N|NR}}206 bytes (39 words) - 22:09, 12 December 2017
- {{#category_index:N|NR}}197 bytes (35 words) - 07:21, 28 March 2018
- ...no reflections” on the raw record are termed no-record (NR) areas. The NR areas of the world were not amenable to oil exploration before [[digital pr ...p (GAG) to develop digital-processing methods for unlocking the secrets of NR seismograms (Wadsworth et al., 1953<ref name=ch02r18>Wadsworth, G. P., E. A10 KB (1,506 words) - 10:56, 2 November 2020
- ...ncline, on the basis of its characteristic reflection pattern. However, in NR regions, the raw record section does not give a usable image of the subsurf4 KB (620 words) - 15:54, 4 November 2020