(no English title in the source record)

Publication: IN-192022-B on Google Patents
Filed / published / granted: 1996-10-16 / 2004-02-07 / n/a
Offices: IN (includes the Indian office)
Applicants: Drinkard Metalox Inc (US, foreign-industry)
Minerals: General metallurgy (mineral unspecified)
Stages: Recycling / secondary sources, Hydrometallurgy (leaching, solvent extraction)
CPC: C22B7/006, C22B3/065, C22B7/02
Abstract (first 170 chars): No English abstract in the source.

Why it is labelled this way

Decided by cpc-rules: Metallurgy classes (C22B) without a named mineral. Low confidence: no English text in the source.

Source: Google Patents Public Data (BigQuery), CC BY 4.0.