C22B19/00 - CPC Classification Index

ClassID:

119390 ⎘

C22B19/00 - CPC Classification

Classification description:

Obtaining zinc or zinc oxide

Sub-classes:

C22B19/02 » Preliminary treatment of ores; Preliminary refining of zinc oxide 19
C22B19/04 » Obtaining zinc by distilling 12
C22B19/20 » Obtaining zinc otherwise than by distilling 38
C22B19/28 » from muffle furnace residues 18
C22B19/30 » from metallic residues or scraps 72
C22B19/32 » Refining zinc 15
C22B19/34 » Obtaining zinc oxide 31

Recent Application in this class:

20250179611

2025-06-05

METHOD FOR PROCESSING ZINC CONCENTRATES

20240271026

2024-08-15

TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF SILICA, IRON AND LITHIUM

20230167526

2023-06-01

ALLOY TREATMENT METHOD

20230085171

2023-03-16

Treated geothermal brine compositions with reduced concentration of silica, iron and lithium

20210155840

2021-05-27

Treated geothermal brine compositions with reduced concentration of silica, iron and lithium

20190225854

2019-07-25

Treated geothermal brine compositions with reduced concentration of silica, iron and lithium

20180305832

2018-10-25

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

20170314140

2017-11-02

Method for the Wet Chemical Polishing of Molded Zinc Parts

20160355937

2016-12-08

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#10

20160108495

2016-04-21

Method for the treatment of aluminium slags treatment and associated plant

#11

20150361527

2015-12-17

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#12

20150240329

2015-08-27

Method for isolating valuable metal

#13

20150152309

2015-06-04

Treated geothermal brine compositions with reduced concentrations of silica, iron and lithium

#14

20150040728

2015-02-12

Method and apparatus for high temperature production of metals

#15

20140231041

2014-08-21

Treated geothermal brine compositions with reduced concentrations of iron and silica

#16

20140205519

2014-07-24

Process for recovering zinc and/or zinc oxide II

#17

20140174745

2014-06-26

Treated geothermal brine compositions with reduced concentrations of silica, iron, and zinc

#18

20130236378

2013-09-12

Selective recovery of manganese and zinc from geothermal brines

#19

20130209336

2013-08-15

Selective recovery of manganese, lead and zinc

#20

20130206588

2013-08-15

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#21

20070028334

2007-02-01

Thlaspi caerulescens subspecies for cadmium and zinc recovery

#22

20050006247

2005-01-13

Chloride melt process for the separation and recovery of zinc

#23

13943395

2016-01-19

Selective recovery of manganese, lead and zinc