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1.Method and apparatus for replacing a seal in an expandable heat exchanger shell 失效
Title translation: 用于更换可膨胀热交换器壳体中的密封件的方法和装置公开(公告)号:US3231012A
公开(公告)日:1966-01-25
申请号:US32004463
申请日:1963-10-30
Applicant: PFAUDLER PERMUTIT INC
Inventor: NORRIS CARL W
IPC: F28F9/00
CPC classification number: F28F9/00 , Y10S165/061