Киевский Национальный Университет Технологий И Дизайна
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A nut has working section, mostly in hexahedral form, and supplementary cylindrical one placed one over another coaxially, in those threading is provided. The nut has at least two steel springy split rings. Supplementary cylindrical section has at least four radial slots that are uniformly placed along its whole length and is surrounded by steel split rings.
process for producing algal selective hydrocarbons, feed material for use in the production of selected hydrocarbons and process for producing hydrocarbons and organic fertilizer for a feed material
Process and installation to reduce the production of sludge in sewage purification plants, comprising, upstream of the anaerobic digestion stage, a dehydration stage followed by a mixing stage.