... Abstract It was developed the method for determining the strength of material without breaking the test sample. The essence of the method is to determine the strength characteristics of the rock by pressing into the variable cross-section indenter. The practical significance lies...

... solution for cementing the 178/146 mm production. well control annular pressure drilling strength cement formulation cement chemistry isolation cement property drilling fluids and materials upstream oil & gas foam cement slurry volga-ural field slurry viscosity mobile choke manifold...

... tested. Cement developed compressive strength of 25 MPa, tensile strength of 3.3 MPa, young's modulus of 7 GPa compared to 10 GPa for conventional systems same density. Lowered Young's modulus in conjunction with 1% cement self-expansion post setting provided additional guarantee of high-quality zonal...

... formulation casing and cementing strength corrosion inhibition production chemistry h2s management oilfield chemistry upstream oil & gas concentration cement property cement chemistry corrosion management hydrogen sulfide sulfide cement matrix composition corrosion process cement slurry...

... strength (UCS) and/or fracture resistance of the rock. The principal CST advantage is that it provides accurate and diverse continuous geomechanical rock properties. The application of the CST method enhances comprehensive core analysis accuracy, synthetic physical & mechanical parameters reliability...

... reservoir characterization proppant real time system hydraulic fracturing fracturing materials upstream oil & gas short slug type natural fracture adjacent well conductivity long short slug type complex reservoir strength construction scale proppant injection shale gas fracturing fluid...

... of the well. casing and cementing isolation calculation centralization setting casing upstream oil & gas strength woc recommendation society of petroleum engineers cement bond cement and bond evaluation annular space cbl mechanical impact cement slurry pressure test drilling...

... geomechanical model for solving the problems of wellbore stability The model of rock mechanical properties is the main input for calculating the wellbore stability. The model of mechanical properties is a numerical representation of tectonic stresses, reservoir and rock pressures, strength characteristics...

... dynamics volumetric strain structural geology mechanical property strength compaction triaxial compression test procedure axial load core sample Introduction Geomechanics, as a discipline in the oil and gas sector, began to develop on the world stage only about 50 years ago...

... cross flows, bottom water breakthroughs into a perforation interval, premature water flooding. The currently used cementing materials based on Portland cement resist shock loads inadequately and have a low tearing strength. Many complications connected with premature water flooding directly depend...

... Abstract Effective assessment of the stress-strain state of the near wellbore zone is one of the key problems in the process of modeling the stability of the wellbore walls. Drilling mud infiltrates permeable rocks during the drilling process. This causes a change in the elastic-strength...

... to enable efficient plugging within fractures of such thief zones (e.g., special-purpose cement-slurry-based fluid systems with distinctive thixotropic properties developing high gel strength in a short time to assist in controlling and to help reduce drilling fluid losses of any magnitude). During 2016...

...) are integrated. reservoir characterization wellbore breakout knowledge estimation fracture reservoir geomechanics wellbore failure upstream oil & gas stress tensor breakout principal stress strength horizontal stress application azimuth magnitude shear failure assumption in-situ...

... Abstract A comparison of the criteria for the shear strength (linear and nonlinear) with different stress-strain state and variations of the parameters of fractures. Often, the first criterion is applied in petroleum engineering because of its "availability" in the parameters used, which do...

... Abstract A modified strength and destruction criterion in the form of the Mohr nonlinear dependence for multilayer rocks has been developed in this work. The criterion for rocks with evident anisotropy is a passport of strength, as it is adopted in the form of the envelope equation for Mohr's...

... mechanical stratigraphy industry standard Reservoir Characterization strength geomechanical modeling examination government regulation Upstream Oil & Gas information project documentation rock mechanical property society of petroleum engineers drilling operation hydraulic fracturing...

... the laboratory testing of cements and cementing materials as an essential part of the cementing process, taking into account the complexity of the geological conditions. Corrosion Inhibition cement formulation Production Chemistry oilfield chemistry casing and cementing strength resistance H2S...

... 1. Density, kg / m 3 not less than mud density 2. Filtration, ml / 30 min Less than 100 3. Bending strength, at the end of the WOC, when stored at a static temperature in the cementing interval, MPa not less than 0.5 (for lightweight cements, i.e. density less than 1650 kg/m 3...

... Upstream Oil & Gas strength completion technology drilling operation technological solution Multistage Frac well-pad drilling pattern Russia reservoir new organizational form comprehensive approach Gazprom Neft hydraulic fracturing new technological solution horizontal section contractor...

... the rock failure criteria, which revealed the behavior of upper-layer cavernous carbonates similar to the behavior of the chalk formations of the North Sea, which are known to be prone to significant compaction during field development ( J.P. Johnson et al, 1988 ). strength pore pressure...