WELL OPERATION METHOD Russian patent published in 2010 - IPC E21B47/00 E21B43/00 

Abstract RU 2404360 C1

FIELD: oil and gas industry.

SUBSTANCE: method involves installation of ground receiving and production equipment on the mouth, perforation and development of wells, installation of electric divider (ED), lowering of well measurement equipment (WME) with installed measuring electrodes (ME) to production casings (PC), hydrodynamic and geophysical investigations and transfer of information to the surface by means of well dipole. At that, the number of PC is chosen not more than two, which are connected to each other with electrical conductor and PC of wells with production equipment are connected at least on one side of the well PC, which allows installing logging cable and having WME which has contact to ground receiving equipment. ME and housing with WME, which is connected to PC, serve as well dipole. Electrically, divider is installed on WME, and PC has stable electrical contact to formation water. Besides electrical conductor is equipped with filtration device allowing the signals laying in information bandwidth.

EFFECT: simplifying the way of obtaining hydrodynamic and geophysical information on each object in any wells with minimum information errors.

2 cl, 3 dwg

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RU 2 404 360 C1

Authors

Ipatov Andrej Ivanovich

Pavlov Andrej Aleksandrovich

Dates

2010-11-20Published

2009-11-10Filed