Book 1440 Processes for the production of metals, alloys and compounds: . : Processes for obtaining refractory metals: training. Chelnokov V . C. and Elyutina A. In. It is an in-depth and comprehensive study of the processes involved in the production of metals and their alloys, with a particular focus on refractory metals. This tutorial will become an indispensable assistant for students, graduate students and specialists in the field of metallurgy, materials science and related disciplines. The book covers a wide range of topics, ranging from the basics of metallurgical processes to complex technologies for the production of refractory metals, such as tungsten, molybdenum and niobium. The authors consider in detail the methods used to extract these metals from ores, as well as their subsequent processing into alloys and compounds. The reader will be able to learn about such processes as electrolysis, reduction, as well as about modern technologies that allow to increase production efficiency and reduce its environmental load. The style of the authors is distinguished by clarity and accessibility of the presentation, which makes the material understandable even for those who are just beginning to get acquainted with metallurgy. Chelnokov and Yelyutin use many illustrations, diagrams and tables, which allows you to visualize complex processes and facilitates the assimilation of information. This manual is not only informative, but also practical: it contains examples of calculations that will help readers to apply theoretical knowledge in practice. The book will be of interest not only to students of technical specialties, but also to professionals working in the field of metallurgy and materials science .. Engineers, researchers and technologists will find in it useful information for their work, as well as up-to-date data on current trends and achievements in the field of refractory metals. This tutorial can also be useful for teachers who are looking for quality materials for their courses. The topics raised in the book cover important aspects such as the sustainable development of the metallurgical industry, innovative technologies and their impact on production, as well as environmental and safety issues. The authors emphasize the importance of refractory metals in modern technologies, such as the aerospace and nuclear industries, which makes the book relevant in light of the global challenges and needs of modern society. Chelnokov and Yelyutin are authors with rich experience and deep knowledge in their field . Their previous work has also received recognition among professionals and students. The book "No. 1440 Processes for obtaining metals, alloys and compounds" continues the tradition of high-quality scientific presentation, offering readers not only theoretical knowledge, but also the practical skills necessary for a successful career in metallurgy. If you are looking for a tutorial that will help you better understand the processes of obtaining metals and their alloys, as well as master modern technologies in this area, then this book will become your reliable companion. It will not only expand your knowledge, but also inspire new research and discoveries in the world of metallurgy.