CM-PATRA / record

(no English title in the source record)

Filed / published / granted
2011-01-31 / 2015-10-23 / n/a
Offices
IN (includes the Indian office)
Applicants
Virginia Tech Intell Prop (US, foreign-industry)
Minerals
General metallurgy (mineral unspecified)
Stages
Beneficiation / separation
CPC
B03B1/04, B03B9/005
Abstract (first 170 chars)
Fine coal is cleaned of its mineral matter impurities and dewatered by mixing the aqueous slurry containing both with a hydrophobic liquid subjecting the mixture to a pha

Why it is labelled this way

Decided by cpc-rules: Separation classes plus an ore/metal cue in the text; mineral not named.

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