ClassID:

119457

C22B25/08 - CPC Classification

Classification description:

Obtaining tin Refining

Recent Application in this class:
#1
20230104576
2023-04-06

DEVICE AND METHOD FOR EFFICIENTLY SEPARATING ETHYL TIN FROM MOLTEN TIN

#2
20230085708
2023-03-23

Metal and tin alloy having low alpha-ray emission, and method for producing same

#3
20200385843
2020-12-10

METAL AND TIN ALLOY HAVING LOW alpha-RAY EMISSION, AND METHOD FOR PRODUCING SAME

#4
20200015343
2020-01-09

Method of purifying target material for an EUV light source

#5
20190338431
2019-11-07

High purity tin and method for manufacturing same

#6
20190153607
2019-05-23

High purity tin and method for producing same

#7
20180298506
2018-10-18

High purity tin and method for manufacturing same

#8
20170247778
2017-08-31

Method and apparatus for purifying target material for EUV light source

#9
20160298208
2016-10-13

Isotope displacement refining process for producing low alpha materials

#10
20140332404
2014-11-13

Process for producing high-purity tin

#11
20140060252
2014-03-06

Method of producing tin emitted low alpha radiation by using vacuum refining

#12
20130028786
2013-01-31

Low α-dose tin or tin alloy, and method for producing same

#13
20110089567
2011-04-21

Production method and production apparatus of tin or solder alloy for electronic components, and solder alloy

#14
20110079633
2011-04-07

Soldering equipment and soldering method for electronic components

#15
20100307292
2010-12-09

Method of regulating nickel concentration in lead-free solder containing nickel

#16
20100112361
2010-05-06

Method of removing lead, reclaimed metals and reclaimed products

#17
20100007068
2010-01-14

Apparatus for precipitation/separation of excess copper in lead-free solder

#18
20090277302
2009-11-12

Method of copper precipitation in lead-free solder, granulation and separation of (CuX)Sncompounds and recovery of tin

#19
20090236013
2009-09-24

Method for increasing the effectiveness of a component of a material

#20
20090098012
2009-04-16

High-Purity Tin or Tin Alloy and Process for Producing High-Purity Tin

#21
20080216605
2008-09-11

Method of copper precipitation in lead-free solder, granulation and separation of (CuX)Sncompounds and recovery of tin

#22
20050005736
2005-01-13

Method for increasing the effectiveness of a component of a material