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Laser emitter, has support plates connected by diffusion welding, where line of laser diodes and insulator are installed in upper part of contact plate on side opposite to hole and connected to each other by using multi-strip output 2024-05-29
Method of direct reduction of iron to metallized iron by contacting with a high-temperature reducing gas 2024-03-18
Shaft furnace with top gas-distributing device includes shaft, devices for loading, unloading and supply of process gas into material layer 2024-02-26
Method of controlling gas flows in shaft furnace involves supply and filtration of a reducing gas flow through a layer of lumpy materials 2024-02-26
Method of direct reduction of iron using gas plasma containing iron oxides and a counter-circulating reducing gas 2024-02-26
Concrete mixture contains a binder, that is portland cement based on portland cement clinker and gypsum dihydrate 2023-10-06