approach tilk butt welding of formstofovertræk on hollow or at the ends dowel drilled massive metal structural products taps and machine to approach the exercise.

• 1. approach to bu00f6jning of metal structural products taps in stangform and machine for udfu00f6relse procedure [P] . DK1247594T3 . 2009-04-14

  机译： 金属结构产品丝锥的成型方法和用于udf的机器

• 2. procedure for storage of oxygenfølsomme products in sealed storage space and facilities to approach the exercise. [P] . DK86677C . 1958-12-22

  机译： 在封闭的存储空间和设施中存储氧气产品的程序，以进行练习。

• 3. process for the manufacture of bags of multiple layers of paper and machine to approach the exercise. [P] . DK107794C . 1967-07-03

  机译： 该过程用于制造多层纸袋和机器以接近练习。

• 1. Recovery of metals and other beneficial products from coal fly ash: a sustainable approach for fly ash management [J] . Prafulla Kumar Sahoo, Kangjoo Kim, M.A.Powell, 国际煤炭科学技术学报（英文） . 2016,第003期
• 2. Recovery of metals and other beneficial products from coal fly ash： a sustainable approach for fly ash management [J] . Prafulla Kumar Sahoo, Kangjoo Kim, M. A. Powell, 国际煤炭科学技术学报：英文版 . 2016,第003期
• 3. Analytical-Numerical Modeling Approach for Calculation of the Structural Distortions after Welding and Thermal Straightening [J] . Vesselin G. Michailov, Nikolay Doynov 机械工程与自动化：英文版 . 2016,第005期
• 4. DESIGN AND ANALYSIS OF A FULL STRUCTURAL WELD OVERLAY FOR A FEEDWATER NOZZLE-TO-SAFE END DISSIMILAR METAL BUTT WELD [C] . Robert Engel, Jens Heldt, Christoph Krause International conference on structural mechanics in reactor technology . 2013
• 5. Effect of metallurgical parameters on the machining behavior of 356 and 319 alloys (drilling and tapping study) . [D] . Tash, Mahmoud M. 2005
• 6. A Comparison between Finite Element Model (FEM) Simulation and an Integrated Artificial Neural Network (ANN)-Particle Swarm Optimization (PSO) Approach to Forecast Performances of Micro Electro Discharge Machining (Micro-EDM) Drilling [O] . Mariangela Quarto, Gianluca D’Urso, Claudio Giardini, 2021
• 7. Laser and laser gas-metal-arc hybrid welding of 960 MPa direct-quenched structural steel in a butt joint configuration [O] . Jukka Siltanen, Sakari Tihinen, Jukka Kömi 2015
• 8. Spot Welding of Armor: A Study of Ballistic Properties and Metallurgical Characteristics of Butt Strap Joints in 1/4 in Face Hardened and 1/4 in Rolled Homogeneous Armor Spot Welded by National Electric Welding Machines Company [R] . Matthews, N. A., Riffin, P. V. 1942

• 1. Peculiarities of Structural Transformations in HAZ Metal of Rail Steel M76 Joint Produced by Flash-Butt Welding [J] . Georgy Grigorenko ,Valery Kostin ,Victor Zhukov . 物理科学与应用：英文版 . 2016,第5期