#1
IMPROVING DIRECTIONAL SURVEY ACCUR...by Helmerich & Payne
These methods improve wellbore placement substantially at a low operational cost, thus significantly increasing the value of the wellbore. Learn more here in detail: htt...
#2
ENHANCED WELLBORE PLACEMENT ACCURA...by Helmerich & Payne
Azimuth corrections of 1 degree lead to changes in wellbore position of 200 feet and more at TD. Improved specification of the strength and dip of the geomagnetic field...
#3
CHALLENGES AND SOLUTIONS FOR ACCUR...by Helmerich & Payne
At distances between 50 km and 250 km, the disturbance field (DF) method best meets accuracy requirements. In remote regions beyond 250 km, a local observatory must be d...