List of the problems, solved by  MicroSeismicPRM  Technology 

            1. Monitoring of hydraulic fracturing
            2. Control of waterflooding
            3. Estimation of port productivity after multistage hydraulic fracturing
            4. Estimation of area of oil sources of deposits (drainage area)
            5. Oilfield fault-block structure mapping

Case study #1: Monitoring of hydraulic fracturing

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Oilfield West-Malobalikskoe. Cluster well #605, well #5538. 2007, Ugra

Source Mechanisms. Directions of the principal axes of stress at fracturing

Oilfield West-Malobalikskoe. Cluster well #605, well #5538. 2007, Ugra

Case study #2: Example of unilateral crack

Oilfield Ugno-Khilinchuskoe, well 2011, Komi, 2011

Case study #3: Experimental confirmation of reliability of results of MicroSeismicPRM Technology by practice.  Case of big crack during fracturing

Mini-fracturing. Galianovskay oilfield, UGRA, 2007, well cluster #1, well #39, depth 2538 m, Crack length 510 m, Tight oil (Bashenovsky suite), RefTek

MicroSeismicPRM mapping of microseismic events for Step 1& Step 2 in quasi-real time

The oil influence of well #41 fell down from 60 tons per day to 40 tons per day at the next day after fracturing in well #39

Case study #4: Mapping of filtration water channels during hydraulic fracturing in oilfield

Case study #5: Multistage Fracturing

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Oilfield Vientoskoe, cluster well #11, well #634G, 2013, Ugra

A summary of the results of monitoring of hydraulic fracturing in 7 ports.

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Oilfield Vientoskoe, cluster well #11, well #634G, 2013, Ugra

The results of  monitoring of hydraulic fracturing in the 1st port.

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The density of distribution of the sources of seismic emission projection on the horizontal plane of – a) b) and vertical c) and d)

Oilfield Vientoskoe, cluster well #11, well #634G, 2013, Ugra

Case study #6: Waterflooding

Monitoring displacement front during fluid injection in the layer.

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Space image of Priobskoe oilfield. Projection of  well № 16502, sources of seismic emission and sensors  on the day surface. Depth 2403. Ugra, 2010.

Distribution of flooding, in accordance with the extension of the zone of seismic emission. Step – 100 hours.

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Top view (center), east view (right) and north view (bottom) of the microseismic cloud (A) 100 hr, (B) 200 hr, (С) 300 hr, (D) 400 hr, (E) 500 hr, (F) 600 hr after the start of the injection

Case study #7: Estimation  of drainage area of deposits 

The layout of surface sensors and  oil wells . Time data collection  – 30 days.

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Oilfield Lebyazhye, 2006, Ugra

Case study #8: Microseismic monitoring of hydraulic fracturing and full passive monitoring (green color)

Case study #9: Estimation of ports productivity after multistage hydraulic fracturing

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3D image of microseismic monitoring the multistage fracturing. Well 100G. Grid step 50m. Oilfield Srednenazimskay.  Depth – 2700 m. West Siberia, 2013

3D image of the long-duration passive microseismic monitoring after multistage fracturing. Grid step 50m. Well 100G. Oilfield Srednenazimskay. West Siberia, 2013

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3D image of the long-duration passive microseismic monitoring after multistage fracturing with fault-block structure mapping. Grid step 50m. Well 100G. Oilfield Srednenazimskay. West Siberia, 2013

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3D image of microseismic monitoring of multistage fracturing with fault-block structure mapping. Well 100G. Grid step 50m. Oilfield Srednenazimskay. West Siberia, 2013

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3D image of microseismic monitoring of multistage fracturing with fault-block structure mapping. Well 100G, 70 ton/day. Grid step 50m. Oilfield Srednenazimskay. West Siberia, 2013

2D image (map) of the long-duration passive microseismic monitoring after microseismic monitoring of  multistage fracturing with pre-existing fracture after  CSPD-PSTM 3D processing . Well 100G. Oilfield Srednenazimskay. West Siberia, 2013

Vertical slice of pre-existing fracture according CSDP CSP-PSTM 3D processing along profile line, passing through the hole Long-duration passive microseismic monitoring after microseismic monitoring of  multistage fracturing  . Well 100G. Oilfield Srednenazimskay. West Siberia, 2013

Case study #10: Identification of the fault-block structure near a bottom-hole

Two weeks of data collection per well.

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Layout of wells  – points for surface microseismic monitoring. Wells #3,5 – with oil pumping unit.  Well #30 – without. Kazakhstan, 2012

3D view of microseismic events near bottom-hole.

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Grid step – 50 m. Oilfield Atambay-Sertube, well #5, Kazakhstan, 2012

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Grid step – 50 m. Oilfield Ashiagar, well #30, Kazakhstan, 2012

Grid step – 50 m. Oilfield Ashiagar, well #30, Kazakhstan, 2012

Design of fault planes with IHS Kingdom  package.

Oilfield Atambay-Sertube, well #5, Kazakhstan, 2012

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Oilfield Atambay-Sertube, well #5, Kazakhstan, 2012

Grid step – 50 m. Oilfield Ashiagar, well #30, Kazakhstan, 2012

Case study #11: Complex interpretation of pre-existing fracture  and results of MicroseismicCSP long-duration microseismic monitoring

Geometry of the surface receiver array, wells.

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Oilfield Oimasha. Wells #9, 16, 25. Two week registration per well. Kazakhstan, 2013. Array 300×300 m.

3D view of microseismic events near bottom-hole, well #9.  Oilfield block structure mapping. Two week registration.

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Grid step -50 m. Oilfield Oimasha, well #9 with oil pumping unit. Kazakhstan, 2013

Microseismic event distribution with 3D visualization of seismic moment tensor on principal stress axes. Well #9.

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Grid step – 50 m.

CSP–maps of pre-existing fracture

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Time section of CSP-diffractor cube (pre-existing fracture) & results of long-duration passive microseismic monitoring.

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day

3D view of results of long-duration passive microseismic monitoring with top of Paleozoic.

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day

Projection of a cloud of microseismic events to an isochronous surface granite intrusion

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Oilfield Oimasha. Wells #16, 2013, Kazakhstan. Oil inflow 102 m3 per day

3D view of results  microseismic events, CSP-diffractor cube and cube of microseismic stresses

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day

3D view of CSP-diffractor cube and cube of microseismic stresses

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day

3D view of results  microseismic events

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day

3D view of CSP-diffractor cube and cube of microseismic stresses near the structural surfaces of middle Triassic and roof productive horizon T2

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Oilfield Oimasha. Wells #9, 2013, Kazakhstan. Oil inflow 150 m3 per day