4. Mineral oils: processes and products
  5. Asphalts, tars, pitches and resins; making, treating and...
  6. Solvent extraction

Tohru Iwahashi

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Method of manufacturing carbon materials

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – With carbonizing – then adding carbonizable material and...
Patent

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Process for refining coal-based heavy oils

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – Solvent extraction
Patent

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Process for refining coal-derived heavy carbonaceous materials

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – Solvent extraction
Patent

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Profile ID: LFUS-PAI-P-1421160

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