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Yohizawa Lime Industry Co., Ltd.
| Yohizawa Lime Industry Co., Ltd. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110167960 | Flux for refining steel of low nitrogen, low oxygen and low sulfur - Disclosed is a steelmaking flux which makes it possible to produce steel of extremely low contents of oxygen, nitrogen and sulfur. The flux consists of, by weight, CaO: 30-57%, Al | 07-14-2011 |