Blast furnace, blast furnace operation methods and tuyeres
TW202639868APending Publication Date: 2026-10-01NIPPON STEEL CORPORATION
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Patent Information
- Application Number
- TW114141809
- Authority / Receiving Office
- TW · TW
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2025-03-27
- Filing Date
- 2025-10-29
- Publication Date
- 2026-10-01
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Abstract
A method for operating a blast furnace is described, wherein the blast furnace has a tuyer, the tuyer has a tuyer body, a gaseous reducing material injection lance and a solid reducing material injection lance, the tuyer body has a hot air flow path, the gaseous reducing material injection lance has an outlet in the hot air flow path, and the solid reducing material injection lance passes through the tuyer body.
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