- 1. Influence of disperse-hardening additive chrome diboride on the structure of carbide matrixes of PDC drill bits
- (Content №4 2024)
- ... resistance, compressive and bending strength) and operational (wear resistance, productivity) properties has been developed to create a highly effective rock-cutting tool for drilling oil and gas wells. ...
- Created on 28 August 2024
- 2. Influence of hot plastic deformation on properties of the carbon steel
- (Content №2 2024)
- ... A. P., & Goldenstein, H. (2019). Improvement of wear resistance in a pearlitic rail steel via quenching and partitioning processing. Scientific Reports, 9, 7454. https://doi.org/10.1038/s41598-019-43623-7. ...
- Created on 01 May 2024
- 3. Effect of alloying heat-resistant packing coatings on their tribotechnical, physical and mechanical properties
- (Content №6 2020)
- ... Sliding wear resistance of nickel boride layers on an Inconel 718 superalloy. Surface and Coatings Technology, (378), 124862. https://doi.org/10.1016/j.surfcoat.2019.06.099. 2. Kablov, E.N., Ospennikova, ...
- Created on 22 December 2020
- 4. Results of testing and modelling the “drilling rig with hydraulic vibrator ‒ rock” system
- (Content №1 2020)
- ... the break-down point of the rock. It leads to the increase in drilling speed, wear resistance of drilling tools, improvement of stabilization and steadiness of drilling string functioning. Purpose. To ...
- Created on 10 March 2020
- 5. Synergetic model of the wave abrasive‑fatigue wear of rubber lining in the ball‑tube mills
- (Solid State Physics, Mineral Processing)
- ... 2017. Comparative assessment of wear resistance of steel and rubber coatings of surfaces of structures of enterprises of the mining and metallurgical complex under impact loads. Vіsnik Odeskoi derzhavnoi ...
- Created on 29 October 2018
- 6. Perspectives of improving physical and mechanical properties of thermal coatings by electropulse exposure
- (Geotechnical and mining mechanical engineering, machine building)
- ... of coatings was carried out by using a dynamic calorimeter. The bond strength of the coating was determined by “pulling the pin” on the witness samples. Determination of wear resistance of the resulting ...
- Created on 16 March 2017
- 7. Wear resistance of nanocomposite coatings with dry lubricant under vacuum
- (Geotechnical and mining mechanical engineering, machine building)
- ... vacuum with rarefaction of 1.33·10-5 Pа. The tribotechnical characteristics of the composite coatings studied have been analyzed and compared with the values of VK15 coating wear resistance and the surface ...
- Created on 02 April 2016
- 8. Analysis of the performance of the removable diamond tools of new design
- (Geotechnical and mining mechanical engineering, machine building)
- ... are similar to the type of the diamonds grains, matrix and geometry of the end to the diamond bit of serial-type SSK, and special attention should be paid to increasing the wear resistance of the pilot ...
- Created on 08 February 2016
- 9. Methods of production and processing of wear-resistant coatings for drill bits
- (Geotechnical and mining mechanical engineering, machine building)
- ... for determination of the optimal modes of turning of hard face, which improves the wear resistance of products operating under conditions of moderate abrasion and shock action, such as the drill bit body. ...
- Created on 08 February 2016
- 10. Reinforcement of drill pipes
- (Geotechnical and mining mechanical engineering, machine building)
- ... strain load limit, strength of welded seam, drill string durability, wear resistance. Limit load criteria is material yield strength, load factor K = 1,5. Thermochemical strengthening of thread profile ...
- Created on 21 November 2012
- 11. Ways to enhance the reliability of wheel pairs of locomotive transport
- (Geotechnical and mining mechanical engineering, machine building)
- ... and studied the effect of different factors on the wear resistance of the wheels. Practical value. We have analyzed the technology of wheels and wheel set production at factories. As a result the optimal ...
- Created on 08 November 2012
- 12. Influence of cryotreating on change of properties of synthetic diamonds and efficiency of their application in drilling tools
- (Solid-state physics, mineral processing)
- ... tools was estimated by results of researches of wear resistance of drill bits and power expenses when drilling of rock. Findings. Nature of change of static durability of diamonds from the samples subjected ...
- Created on 08 November 2012