CM-PATRA / record

Method for treating an ammonical copper etching pcb wastewater

Filed / published / granted
2025-01-23 / 2026-04-23 / n/a
Offices
WO, US
Applicants
Patel Hiteshkumar (IN, individual); Patel Rutkumar (IN, individual); Patel Harshilkumar (IN, individual)
Minerals
Copper
Stages
Hydrometallurgy (leaching, solvent extraction)
CPC
C22B15/0089, C22B3/44
Abstract (first 170 chars)
The present invention generally relates to a method of treating PCB wastewater. More specifically, the present invention relates to a method of ammonical copper etching o

Why it is labelled this way

Decided by cpc-rules: Matched copper by CPC and text.

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