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公开(公告)号:EP0422047B1
公开(公告)日:1995-05-10
申请号:EP89906887.8
申请日:1989-05-24
IPC分类号: F21H1/02
CPC分类号: F21H1/02
摘要: A gas mantle has an operating color temperature of about 2300K and consists essentially of from about one percent to ten percent by weight of ceria and from about ninety percent to ninety-nine percent by weight of erbia.