Title:
A recovery method of the lead from lead content glass
Document Type and Number:
Japanese Patent JP6088250
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method of recovering lead from a lead-containing glass, the method not requiring heating of the lead-containing glass such as an optical lens and a cathode ray tube containing lead to high temperature and enabling lead to be easily recovered without discharging steam of lead oxide to the outside of a system.SOLUTION: The method of recovering lead from a lead-containing glass includes: melting the lead-containing glass in a closed system in the presence of a glass melting agent to a temperature of 900 to 1,100°C; contacting carbon monoxide gas with the resulting molten product of the lead-containing glass; and recovering lead which is deposited in the molten material of the lead-containing glass.
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Inventors:
Takashi Okada
Shin Yonezawa
Masayuki Takashima
Shin Yonezawa
Masayuki Takashima
Application Number:
JP2013003519A
Publication Date:
March 01, 2017
Filing Date:
January 11, 2013
Export Citation:
Assignee:
National University Corporation Fukui University
International Classes:
C22B13/02; C22B3/44; C22B5/12; C22B7/00
Domestic Patent References:
| JP2012245494A | ||||
| JP7096264A | ||||
| JP2012097288A |
Attorney, Agent or Firm:
Yoshihiro Akamatsu