1. Jiming Li, Siyi Wang, Dong Ge, Jianming Peng(*), Yanliang Li, Yanhong Xue. Influence of simple oil-based muds on fluidic down-the-hole hammer performance[J]. Geoenergy Science and Engineering (Journal of Petroleum Science and Engineering), 2023, 228:211887. (Corresponding author, SCI zone 2, IF: 4.4). 2.Keke Li, Jianming Peng(*), Yanliang Li, Dong Ge, Jiming Li. Performance prediction of solid particle erosion in fluidic oscillators for fluidic hammers based on CFD-DPM[J]. Powder Technology, 2023, 428:118819. (Corresponding author, SCI zone 2, IF: 4.1). 3.Zhenglong Yang, Jianming Peng(*), Dong Ge, Yanliang Li, Jiming Li, Pengcheng Liu. Mechanical Response of Stress Wave Attenuator with Layered Structure Under Impact Load: Experimental and Numerical Studies[J]. Journal of Applied Mechanics, 2023, 90(5):051003. (Corresponding author, SCI zone 3, IF: 2.75). 4.Dong Ge, Jianming Peng(*), Bo Li, Yingchun Xie, Maosen Wang, Yanliang Li. On the switching mechanisms and output response of an output-fed fluidic[J]. Sensors and Actuators: A. Physical, 2022, 347:113972. (Corresponding author, SCI zone 3, IF: 4.291) 5.Kekeke Li, Jianming Peng(*), Jiming Li, Dong Ge, Guang Zhang, Yingchun Xie, Guoqiang Sun. Study on the slurry erosion wear of polycrystalline diamond compacts for application in fluidic oscillators[J]. International Journal of Refractory Metals and Hard Materials, 2022, 108:105950. (Corresponding author, SCI zone 2, IF: 4.804). 6.Guang Zhang, Jianming Peng(*), Dong Ge, Jiming Li, Bo Li, Yingchun Xie. Effect of control flow on main jet switching for single and double feedback channels fluidic oscillator[J]. Journal of Petroleum Science and Engineering, 2022, 195:107817. (Corresponding author, SCI zone 2, IF: 5.168). 7.Dong Ge, Jianming Peng(*), Guang Zhang, Jingqing Cheng, Pengyu Zhang, Kun Bo. Numerical and experimental study on the effects of rheological behavior of drilling fluid on the performance of the fluidic hammer[J]. SPE Drilling & Completion, 2021, 36(3):241-253. (Corresponding author, SCI zone 4, IF: 1.5). 8.Yanliang Li, Jianming Peng(*), Pengyu Zhang, Chaoyang Huang. Hard Rock Fragmentation in Percussion Drilling Considering Confining Pressure: Insights from an Experimental Study[J]. International Journal of Rock Mechanics and Mining Sciences, 2021, 148:104961. (Corresponding author, SCI zone 1, IF: 7.135). 9. Yanliang Li, Jianming Peng(*), Kun Bo, Chaoyang Huang, Yanjun Zhang, Pengyu Zhang. Analysis on the mechanical properties of granite rock near the wellbore after percussive drilling and AWJ perforation[J]. Journal of Petroleum Science and Engineering,2020,184:106489(Corresponding author, sci zone 2,IF:3.706). 10. Moke Lian, Jianming Peng(*), Chaoyang Huang, Yanliang Li, Guang Zhang.Effect of adding brush on the bottom of the ice-valve-sealed pressure-retaining device on ice formation speed[J].Applied Thermal Engineering,2021,184，116269,. (Corresponding author, SCI zone 2, IF: 4.725). 11.Yanliang Li, Jianming Peng(*), Keke Li, Kun Bo, Maosen Wang, Pengyu Zhang. An abrasive water jet assisted back reaming technique based on percussion drilling for reducing non-production time in geothermal energy development[J]. Geothermics, 2021, 89: 101967. (Corresponding author, SCI zone 3, IF: 3.5). 12.Jingqing Cheng, Jianming Peng(*), Maosen Wang, Kun Bo, Keke Li, Guang Zhang, Zhenglong Yang.Effects of cyclic heating and water-cooling on the mechanical properties of WC-Co coatings[J].Journal of Alloys and Compounds,2020,831,154769. (Corresponding author, SCI zone 2, IF: 4.65). 13. Yanliang Li, Jianming Peng(*), Guang Zhang, Zhenglong Yang, Keke Li.Study on perforation performance of abrasive water jet enhanced by percussive drilling[J].Journal of Petroleum Science and Engineering,2020,192,107259,(Corresponding author, SCI zone 2, IF: 3.706). 14. Dong Ge, Jianming Peng(*), Keke Li, Chaoyang Huang, Moke Lian, Zhenglong Yang.Influence of water-based drilling fluids on the performance of the fluidic down-the-hole hammer[J].Journal of Petroleum Science and Engineering,2020,195,107817,. (Corresponding author, SCI zone 2, IF: 3.706). 15.Yanliang Li, Jianming Peng(*), Chaoyang Huang, Maosen Wang. Experimental study on a sampling technique based on a freeze-sediments valve for deep-sea microorganism[J]. Applied Ocean Research, 2019, 82: 470-477. (Second author, SCI zone 1, IF: 4.3). 16.Yanliang Li, Jianming Peng(*), Chaoyang Huang，Moke Lian，Tianfu Xu，Yanjun Zhang，Kun Bo，Bo Feng，Jian Zhou. Multi-fractured stimulation technique of hydraulic fracturing assisted by the DTH-hammer-induced impact fractures[J]. Geothermics, 2019, 82: 63-72. (Corresponding author, SCI zone 3, IF: 3.5). 17. Xinxin Zhang, Zhang, Shaohe, Jianming Peng(*), Dongyu Wu. A fluidic oscillator with concave attachment walls and shorter splitter distance for fluidic DTH hammers. Sensors & Actuators A Physical, 2018, 270: 127-135. (Corresponding author, SCI zone 3, IF: 2.499) 18. Dongyu Wu, Jianming Peng(*), Jingqing Cheng, Yangliang Li, Xinxin Zhang. A numerical and laboratory study of ice layer growth and freezing characteristics in the vicinity of a vertical ice valve. Applied Thermal Engineering, 2017, 123: 1214-1222. (Corresponding author, SCI zone 2, IF: 3.444) 19. Xinxin Zhang, Jianming Peng(*), Mingze Sun, Kun Bo, Kun Yin, Dongyu Wu. The effect of actuator parameters on the performance of a liquid-jet hammer associated with its jet behavior. Proceedings of the Institution of Mechanical Engineers Part C-Journal of Mechanical Engineering Science, 2016, 231(14): 2610-2620. (Corresponding author, SCI zone 4, IF: 0.939) 20. Xinxin Zhang, Jianming Peng(*), Mingze Sun, Qing Gao, Dongyu Wu. Development of applicable ice valves for ice-valve-based pressure corer employed in offshore pressure coring of gas hydrate-bearing sediments. Chemical Engineering Research & Design, 2016, 111: 117-126. (Corresponding author, SCI zone 2, IF: 2.538) 21. Xinxin Zhang, Jianming Peng(*), Kun Yin, Qilei Yin, Dongyu Wu. A high-energy Liquid-Jet Hammer with Specially Designed Backward Stroke End Buffer Structure. Journal of Vibroengineering, 2016, 18(8): 4935-4948. (Corresponding author, SCI zone 4, IF: 0.398) 22. Dongyu Wu, Jianming Peng(*), Mingze Suna, Qing Gao, Xinxin Zhang, Sun Qiang, Kun Bo. Experimental study on a pressure-coring technology based on a freeze-core valve for marine hydrate-bearing sediment sampling. Journal of Natural Gas Science and Engineering, 2016, 33: 135-142. (Corresponding author, SCI zone 3, IF: 2.718) 23. Xinxin Zhang, Jianming Peng(*), Dong Ge, Kun Bo, Kun Yin, Dongyu Wu. Performance Study of a Fluidic Hammer Controlled by an Output-Fed Bistable Fluidic Oscillator. Applied Sciences-Basel, 2016, 6(10), 305. (Corresponding author, SCI zone 3, IF: 1.679) 24. Yongjiang Luo, Jianming Peng(*), Lijia Li, Jiangfu He, Xin Gan, Kun Yin, Zhiqiang Zhao. Development of a specially designed drill bit for down-the-hole air hammer to reduce dust production in the drilling process. Journal of Cleaner Production, 2016, 112(1): 1040-1048. (Corresponding author, SCI zone 2, IF: 5.715) 25. Lijia Li, Jianming Peng(*), Qing Gao, Mingze Sun, Yan Liu, Ming Li, Baoyi Chen, Kun Bo. Pressure retaining method based on phase change for coring of gas hydrate-bearing sediments in offshore drilling. Applied Thermal Engineering, 2016, 107: 633-641. (Corresponding author, SCI zone 2, IF: 3.444) 26. Jiang-fu He, Kun Yin, Jian-ming Peng(*), Xin-xin Zhang, He Liu, Xin Gan. Design and feasibility analysis of a fluidic jet oscillator with application to horizontal directional well drilling. Journal of Natural Gas Science and Engineering, 2015, 27(3): 1723-1731. (Corresponding author, SCI zone 3, IF: 2.718) 27. Yongjiang Luo, Lijia Li, Jianming Peng(*), Peng Li, Xin Gan, Letao Zhao, Wei Su. Detection of Multilayer Cavity using RC-DTH Air Hammer system and Cavity Auto Scanning Laser System. Archives of Mining Sciences, 2015, 60(4): 1041-1052. (Corresponding author, SCI zone 4, IF: 0.550) 28. Yongjiang Luo, Jianming Peng(*), Mingze Sun, Qiang Sun, Tiankun. An ice-valve-based pressure-coring system for sampling natural hydrate-bearing sediments proof-of-concept laboratory studies. Journal of Natural Gas Science and Engineering, 2015, 27(3): 1462-1469. (Corresponding author, SCI zone 3, IF: 2.718) 29. Yongjiang Luo, Jianming Peng(*), Peng Li, Jiangfu He, Lijia Li. Influence of heterogeneous hydrate distribution on the compressional wave velocity of hydrate-bearing sediment specimens. Journal of Natural Gas Science and Engineering, 2015, 22: 90-97. (Corresponding author, SCI zone 3, IF: 2.718) 30. Qilei Yin, Jianming Peng(*), Kun Bo, Jiangfu He, Yanlong Kui, Xin Gan. Study on dust control performance of a hammer drill bit. International Journal of Mining Reclamation and Environment, 2013, 27(6): 393-406. (Corresponding author, SCI zone 4, IF: 1.078) 31. Jian-Ming Peng(*), Qiang Zhang, Guo-lin Li, Jia-Wang Chen, Xin Gan. Effect of geometric parameters of the bistable fluidic amplifier in the liquid-jet hammer on its threshold flow velocity. Computers & Fluids, 2013, 82(8): 38-49. (Corresponding author, SCI zone 3, IF: 2.313) 32. Jian-Ming Peng(*), Qi-Lei Yin, Guo-lin Li, He Liu, Wei Wang. The effect of actuator parameters on the critical flow velocity of a fluidic amplifier. Applied Mathematical Modelling, 2013, 37(14-15): 7741-7751. (Corresponding author, SCI zone 3, IF: 2.169)
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1. From 2024 to 2026, project leader of the Changchun Science and Technology Bureau-Jilin University pilot project 'Pilot Testing of High-Energy Jet Hydraulic Down-The-Hole Hammer,' with a budget of 1.5 million RMB. 2. From 2024 to 2026, project leader of the Jilin Province Science and Technology Development Plan Key R&D project 'Development of a Dual-Mode Drill Bit for Pneumatic Down-The-Hole Hammer Used in Hot Dry Rock Drilling,' with a budget of 500,000 RMB. 3. From 2023 to 2025, project leader of the China Oilfield Services Limited project 'Development of Super-Short Impact Tool for Rotary Steerable System,' with a budget of 1.43 million RMB. 4. From 2021 to 2022, project leader of the China National Nuclear Corporation Beijing Research Institute of Uranium Geology project 'Performance Optimization Technology for Jet Hydraulic Impact Tool in High-Temperature Geothermal Wells,' with a budget of 800,000 RMB. 5. From 2020 to 2021, project leader of the collaborative project with the No. 240 Research Institute of Nuclear Industry 'Study on Ice-Sealing Core Sampling Technology in Loose Sandstone Uranium Deposits,' with a budget of 400,000 RMB. 6. From 2020 to 2021, project leader of the collaborative project with Sinopec Petroleum Engineering Technology Research Institute 'Optimization and Testing of Jet Components,' with a budget of 470,000 RMB. 7. From 2019 to 2020, project leader of a sub-project of the China Geological Survey 'Development of High-Energy Jet Hydraulic Down-The-Hole Hammer for Drilling in Φ216 Borehole Sections,' with a budget of 250,000 RMB. 8. From 2018 to 2020, sub-project leader of the Jilin Province Provincial-School Joint Construction Plan New Energy Special Project 'Exploration and Development of Deep Geothermal Resources (including Hot Dry Rock)' (SF2017-5-(4-6)), with a budget of 13.34 million RMB. 9. From 2013 to 2015, project leader of the Ministry of Land and Resources Public Welfare Scientific Research Special Project 'Research on High-Pressure High-Energy Jet Hydraulic Hammer for Rapid Drilling in Hot Dry Rock' (201311112), with a budget of 920,000 RMB. 10. From 2010 to 2012, project leader of the National Natural Science Foundation project 'Study on the Impact of Bit Disturbance on the Elastic Wave Velocity of Gas Hydrate Cores and Surrounding Strata' (40904052), with a budget of 200,000 RMB. 11. In 2012, project leader of the National Natural Science Foundation project 'Study on the Ice-Sealing Core Pressure-Holding Characteristics and Mechanisms in Gas Hydrate Drilling' (51144004), with a budget of 100,000 RMB. 12. From 2011 to 2012, project leader of the first-class Postdoctoral Science Foundation project 'Mechanism of Rapid Formation and Strengthening of Ice Valves for Pressure-Holding Cores of Gas Hydrates' (20110490153), with a budget of 50,000 RMB. 13. From 2012 to 2014, project leader of the 5th batch of Special Postdoctoral Science Foundation project 'Stability Study of Ice-Rock Composite Valves for Gas Hydrate Pressure-Holding Cores' (2012T50280), with a budget of 150,000 RMB. 14. From 2001 to 2004, second-ranked participant in the China Geological Survey project 'Research on Seabed Impact Sampling Technology in Offshore Areas' (DK0003042), with a budget of 1 million RMB. 15. From 2006 to 2007, second-ranked participant in the China Geological Survey project 'Development of Shallow Sampling Drilling Equipment and Tools and Research on Drilling Techniques' (1212010660804), with a budget of 400,000 RMB. 16. From 2000 to 2003, third-ranked participant in the China Geological Survey project 'Research and Application of Reverse Circulation Downhole Hammer Drilling Tools' (200020170122), with a budget of 1.2 million RMB. 17. From 2002 to 2005, third-ranked participant in the China Geological Survey project 'Application of Through-Hole Core Sampling Downhole Hammer Drilling Technology in Solid Mineral Exploration' (20002010005126), with a budget of 1.05 million RMB. 18. From 2004 to 2005, third-ranked participant in the Ministry of Education Doctoral Fund project 'Study on Nonlinear Dynamic Simulation System of HDD Drill Rod under Complex Conditions' (20030183024), with a budget of 50,000 RMB. 19. From 2006 to 2007, third-ranked participant in the China Geological Survey project 'Integrated Research and Demonstration Application of Drilling Technology under Complex Conditions' (1212010660801), with a budget of 800,000 RMB. 20. From 2002 to 2005, third-ranked participant in the China Geological Survey project 'Research on the Jet Hydraulic Hammer for Deep Continental Scientific Drilling' (CCSD2002), with a budget of 200,000 RMB. 21. From 2006 to 2008, third-ranked participant in the China National Petroleum Corporation project 'Feasibility Study of Air Hammer Reverse Circulation Drilling System,' with a budget of 750,000 RMB. 22. From 2006 to 2008, fourth-ranked participant in the Jilin Provincial Science and Technology Department project 'Basic Theoretical Research and Practice of Fluid Mechanics in Air Drilling' (200405033), with a budget of 50,000 RMB. 23. From 2001 to 2003, fourth-ranked participant in the China Geological Survey project 'Development of a Φ273 Jet Hydraulic Hammer' (2003000010029), with a budget of 200,000 RMB. 24. From 2003 to 2005, sixth-ranked participant in the China Geological Survey project 'Research and Development of Borehole Drilling Technology for Seismic Source Holes under Complex Conditions' (200120170130), with a budget of 550,000 RMB. 25. From 2002 to 2005, seventh-ranked participant in the China Geological Survey project 'Improvement and Promotion of Diamond Wireline Core Drilling Tools in Western Mineral Exploration' (200220170007), with a budget of 350,000 RMB. 26. From 2007 to 2009, co-leader in a sub-project of the National 863 Program 'Development of High-Efficiency Rock-Breaking Impact Tools' (2006AA06A109-3-2-1), with a budget of 300,000 RMB. 27. From 2008 to 2010, co-leader in the Jilin Provincial Science and Technology Key Project 'Application of High-Efficiency and Environmentally-Friendly Drilling Technology in Shallow Geothermal Energy Development' (200020170122), with a budget of 350,000 RMB. 28. From 2009 to 2010, third-ranked participant in the China Geological Survey project 'Application of Hollow Downhole Hammer Reverse Circulation Drilling Technology' (1212010816018), with a budget of 800,000 RMB. 29. From 2012 to 2015, second-ranked participant in the Jilin Provincial Science and Technology Support Plan Major Project 'Research on Closed Downhole Hammer Mud Circulation Drilling Technology for Oil and Gas Resource Exploration' (20126038), with a budget of 400,000 RMB. |
1. Peng Jianming, Yang Zhenglong, Ge Dong, Li Yanliang, Zhang Pengyu, Li Jiming. A hard alloy directional valve with stress wave protection structure, 2023.06.23, China, ZL202320860628.3, Utility Model Patent. 2. Peng Jianming, Yang Zhenglong, Li Kuan, Li Yanliang, Li Keke, Zhang Guang, Zhang Pengyu. A high-energy hydraulic DTH hammer jet expansion device for dry hot rock, 2023.12.19, China, ZL201910720828.7, Invention Patent. 3. Peng Jianming, Zhang Guang, Li Bo, Xie Yingchun, Sun Guoqiang, Jiang Zhijun, Liu Fuhua. A high-flow low-pressure signal channel side-mounted jet component with a three-layer structure, 2021.07.30, China, ZL2020203007148.8, Utility Model Patent. 4. Peng Jianming, Huang Zhaoyang, Lian Moke, Wang Maosen, Bo Kun, Yang Zhenglong, Zhang Guang, Li Keke. Seabed coring tool for loose and fragile formations with direct cooling by evaporation, 2021.07.27, China, ZL201910180114.1, Invention Patent. 5. 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Jet expansion tool for high-energy hydraulic DTH hammers used in dry hot rock, 2020.04.10, China, ZL201921261767.4, Utility Model Patent. 10. Cheng Jingqing, Peng Jianming, Ge Dong, et al. Piston Rod and Impact Hammer Connection Structure for Jet Hydraulic Impact Tool, 2017.12.26, China, CN201720025701.X, Utility Model Patent. 11. Zhang Pengfei, Peng Jianming, Cheng Jingqing, et al. External Transmission Mechanism for Return Impact Force of High-Pressure High-Energy Jet Hydraulic Hammer, 2017.08.29, China, CN201720025696.2, Utility Model Patent. 12. Yang Dongdong, Peng Jianming, Wu Dongyu, et al. Narrow-Slot Reverse Circulation Drill Bit with Internal Spray Hole, 2016.06.08, China, CN201620069863.9, Utility Model Patent. 13. Peng Jianming, Li Lijia, Zhang Xinxin, et al. Jet Element with Side-Mounted Signal Channel, 2016.04.20, China, CN201521020684.8, Utility Model Patent. 14. Sun Qiang, Peng Jianming, Yang Dongdong, et al. Piston Return Cushion Mechanism for Jet Hydraulic Impact Tool, 2016.04.06, China, CN201520905775.3, Utility Model Patent. 15. Peng Jianming, Li Lijia, Luo Yongjiang, et al. Evaporative Direct Cooling Ice Sealing Pressure Holding Mechanism, 2016.02.24, China, CN201520085533.4, Utility Model Patent. 16. Peng Jianming, Li Lijia, Luo Yongjiang, et al. Electric Compression Evaporative Direct Cooling Ice Sealing Pressure Holding Core Sampler, 2016.02.10, CN201520771178.6, Utility Model Patent. 17. Peng Jianming, Li Lijia, Luo Yongjiang, et al. Electric Compression Evaporative Direct Cooling Ice Sealing Pressure Holding Core Sampler, 2015.12.16, China, CN201510640849.X, Invention Patent. 18. Li Peng, Peng Jianming, Sun Mingze, et al. High-Strength Wear-Resistant Piston Rod, 2015.09.09, China, CN201520274282.4, Utility Model Patent. 19. Ji Tiankun, Peng Jianming, Zhang Xinxin, et al. Split-Type Wear-Resistant Piston Rod, 2015.09.09, China, CN201520329740.X, Utility Model Patent. 20. Peng Jianming, Li Lijia, Zhang Xinxin, et al. Phase Change Cold Source for Ice Sealing Pressure Holding Core Drilling Tool, 2015.07.08, China, CN201420812258.7, Utility Model Patent. 21. Peng Jianming, Li Lijia, Luo Yongjiang, et al. Evaporative Direct Cooling Ice Sealing Pressure Holding Mechanism, 2015.05.27, China, CN201510062984.0, Invention Patent. 22. Peng Jianming, Sun Mingze, Zhang Xinxin, et al. Stroke Differential High-Energy Hydraulic Down-The-Hole Impact Tool, 2015.05.13, China, CN201420777829.8, Utility Model Patent. 23. Peng Jianming, Li Lijia, Zhang Xinxin, et al. Phase Change Cold Source for Ice Sealing Pressure Holding Core Drilling Tool, 2015.04.01, China, CN201410796176.2, Invention Patent. 24. Peng Jianming, Sun Mingze, Zhang Xinxin, et al. Stroke Differential High-Energy Hydraulic Down-The-Hole Impact Tool, 2015.03.11, China, CN201410756548.9, Invention Patent. 25. Yang Dongdong, Peng Jianming, Zhang Xinxin, et al. High-Temperature Sealing Structure for Upper Part of Jet Impact Tool, 2015.02.18, China, CN201420578521.0, Utility Model Patent. 26. Peng Jianming, Li Lijia, Li Peng, et al. Valve-Type High-Energy Hydraulic Down-The-Hole Hammer, 2015.01.21, China, CN201420513172.4, Utility Model Patent. 27. Zhang Xinxin, Peng Jianming, Wu Dongyu, et al. Pressure Stabilization Tank for Impact Rotary Drilling System, 2014.10.08, China, CN201420259673.4, Utility Model Patent. 28. Li Peng, Peng Jianming, Zhang Xinxin, et al. Two-Part Jet Element, 2014.09.17, China, CN201420220443.7, Utility Model Patent. 29. Peng Jianming, Luo Yongjiang, Li Lijia, et al. Shipborne Resonant Column Apparatus, 2014.07.09, China, CN201420019156.X, Utility Model Patent. 30. He Jiangfu, Peng Jianming, Zhang Xinxin, et al. Device and Method for Simulating Suspended Gas Hydrate Formation, 2014.05.07, China, CN201310751213.3, Invention Patent. 31. Peng Jianming, Luo Yongjiang, Li Lijia, et al. Shipborne Resonant Column Apparatus, 2014.04.30, China, CN201410012414.6, Invention Patent. 32. Yin Kun, Yin Qilei, Peng Jianming, et al. Mud-Cased Air Hammer Drilling Tool and Drilling Process, 2013.03.13, China, CN201210496011.4, Invention Patent. 33. Peng Jianming, Gan Xin, Luo Yongjiang, et al. Device and Method for Preparing Suspended Natural Gas Hydrates, 2012.10.03, China, CN201210192975.X, Invention Patent. 34. Peng Jianming, Luo Yongjiang, He Jiangfu, et al. Hydraulic Down-The-Hole Refrigerator, 2012.06.13, China, CN201110399628.X, Invention Patent. 35. Peng Jianming, Luo Yongjiang, Wang Wei, et al. Mechanism for Rapid Ice Valve Formation and Strength Enhancement, 2011.09.14, China, CN201110090660.X, Invention Patent. 36. Peng Jianming, Liu He, Wang Wei, et al. Ice-Sealing Pressure and Temperature Holding Sampler, 2010.12.22, China, CN201020140447.6, Utility Model Patent. 37. Peng Jianming, Liu He, Wang Wei, et al. Ice-Sealing Pressure and Temperature Holding Sampler, 2010.08.11, China, CN201010131896.9, Invention Patent. 38. Peng Jianming, Yin Kun, Yin Qilei, et al. Ice Valve Pressure and Temperature Holding Sampler, 2010.05.12, China, CN200910067283.0, Invention Patent. 39. Peng Jianming, Yin Kun, Zheng Zhichuan, et al. Jet Impact Tool Cylinder Body and Cylinder Head, 2010.03.31, China, CN200920093534.8, Utility Model Patent. 40. Peng Jianming, Yin Kun, Wang Qingyan, et al. Wear-Resistant Inner Cylinder and Piston for Jet Impact Tool, 2009.04.22, China, CN200810051522.9, Invention Patent. 41. Peng Jianming, Yin Kun, Wang Maosen, et al. Dual-Channel Dual-Sided Exhaust Jet Element, 2009.04.22, China, CN200810051521.4, Invention Patent. 42. Peng Jianming, Yin Kun, Liu Jianlin, et al. Side-Suction Reverse Circulation Drill Bit, 2008.12.10, China, CN200810050993.8, Invention Patent. 43. Peng Jianming, Yin Kun, Wang Qingyan, et al. Jet Impact Tool for Oil and Gas Drilling, 2008.12.10, China, CN200810050991.9, Invention Patent. 44. Yin Kun, Peng Jianming, Liu Jianlin, et al. Through-Hole Down-The-Hole Hammer with Strong Suction in Annular Space at Borehole Bottom, 2008.12.10, China, CN200810050994.2, Invention Patent.
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