This book collects information on the technology of obtaining paper materials and filter materials used for various industries from the composition of cellulose, organic and inorganic mineral fibers. Minel fiber is a basalt fiber, which is resistant to acid and alkali. Methods of obtaining paper, cardboard, textile and non-woven materials from these raw materials and their fields of application are presented.It is intended for students studying in the field of production of construction materials, paper (cardboard) products and general readers.