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2022
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Invention
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Method for injecting a pulverulent replacement reducing agent and a reducing gas into a blast fur... |
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2008
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Invention
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Method of operating vertical furnace. A method of operating a vertical furnace, comprising chargi... |
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Invention
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Vertical furnace. A vertical furnace having a gas suction port provided in its peripheral wall at... |
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Invention
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Vertical furnace and method of operating the same. A vertical furnace capable of producing pig ir... |
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Invention
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Method of treating residual flue gas and apparatus therefor. A method of treating a flue gas cont... |
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2000
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Invention
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Method and device for injecting reducing agents in a shaft furnace. The invention relates to a me... |
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1999
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Invention
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Method for producing zinc using the is process in an is shaft furnace and corresponding is shaft ... |
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1997
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Invention
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Device and process for feeding coal into a shaft furnace. The proposal is for a device and a proc... |
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1991
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Invention
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Solid particle separator for gas flows loaded with solid particles. A device for the separation o... |
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Invention
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Method and a device for processing hot, liquid slags. A method for processing hot, liquid slag in... |
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Invention
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Process for regenerating used foundry sand. The invention concerns a process for regenerating use... |
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Invention
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Process and device for injecting coal dust and oxygen into a blast furnace. The invention concern... |
