GENEVA, Nov. 24 -- SHIN-ETSU HANDOTAI CO., LTD. (2-1, Ohtemachi 2-chome, Chiyoda-ku, Tokyo1000004), 信越半導体株式会社 (東京都千代田区大手町二丁目2番1号) filed a patent application (PCT/JP2025/013853) for "EXHAUST ARRARATUS, SILICON SINGLE-CRYSTAL PRODUCTION APPARATUS, EXHAUST METHOD, AND METHOD FOR PRODUCING SILICON SINGLE CRYSTALS" on Apr 07, 2025. With publication no. WO/2025/239056, the details related to the patent application was published on Nov 20, 2025.

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