CA538947A - Couvercle de trou de visite de tambour a pression et son support interieur - Google Patents

Couvercle de trou de visite de tambour a pression et son support interieur

Info

Publication number
CA538947A
CA538947A CA538947A CA538947DA CA538947A CA 538947 A CA538947 A CA 538947A CA 538947 A CA538947 A CA 538947A CA 538947D A CA538947D A CA 538947DA CA 538947 A CA538947 A CA 538947A
Authority
CA
Canada
Prior art keywords
manhole cover
internal support
pressure drum
support therefor
drum manhole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA538947A
Other languages
English (en)
Inventor
H. Skinner Floyd
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Combustion Engineering Inc
Original Assignee
Combustion Engineering Inc
Publication date
Application granted granted Critical
Publication of CA538947A publication Critical patent/CA538947A/fr
Expired legal-status Critical Current

Links

CA538947A Couvercle de trou de visite de tambour a pression et son support interieur Expired CA538947A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA538947T

Publications (1)

Publication Number Publication Date
CA538947A true CA538947A (fr) 1957-04-02

Family

ID=35693589

Family Applications (1)

Application Number Title Priority Date Filing Date
CA538947A Expired CA538947A (fr) Couvercle de trou de visite de tambour a pression et son support interieur

Country Status (1)

Country Link
CA (1) CA538947A (fr)

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