Sanwayuka Co., Ltd.

Japan Unknown · unverified Japanese Official site

Industrial recycling specialist separating and recovering precious and rare metals from difficult waste streams using chemical treatment, distillation and solvent extraction.

AI-assisted directory profile. Export readiness, certifications, technical claims and partnership preferences are unverified unless individually supported and reviewed. Listing does not establish supplier endorsement or willingness to enter an NDA. Confirm with the original sources and supplier before procurement or citation.

Core capabilities

Precious-metal and rare-metal separation
Recovery from electronic-component substrates and catalysts
Distillation and solvent-extraction processing
Recovery from difficult and trace-metal-bearing waste

Related capability assets

Rare-metal recovery from trace and difficult industrial waste

Separation and recovery of rare and precious metals from electronic substrates, exhaust catalysts and agro-pharmaceutical waste, including difficult waste and trace concentrations.

Source & provenance

Translation review status: unreviewed. Publication does not establish technical verification or supplier endorsement.

Record updated: 2026-08-10.

金属のマテリアルリサイクル
https://www.sanwayuka.co.jp/business/reuse/raremetal/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): 2026-08-10.
Source publication date: Not recorded.
レアメタル回収の重要性と資源循環の全体像
https://www.sanwayuka.co.jp/column/detail.html?itemid=128&dispmid=649
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): 2026-08-10.
Source publication date: Not recorded.
Google Patents search: Sanwayuka, Japan
https://patents.google.com/?q=(%22Sanwayuka%22)&country=JP
Supporting / discovery source; evidence review: pending.
Source accessed / recorded (collector timestamp): 2026-08-10.
Source publication date: Not recorded.
有価証券報告書－第57期(2025/04/01－2026/03/31) — 三和油化工業株式会社 (EDINET E37157)
https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YEHE,,
Supporting / discovery source; evidence review: pending.
Source accessed / recorded (collector timestamp): 2026-08-10.
Source publication date: 2026-06-19.

Collector timestamps record when a source was stored, not an independent verification date. Source links provide context; they do not validate every specification, readiness label, certification, or proposed partnership route.