CA489428A - Floating roofs - Google Patents

Floating roofs

Info

Publication number
CA489428A
CA489428A CA489428A CA489428DA CA489428A CA 489428 A CA489428 A CA 489428A CA 489428 A CA489428 A CA 489428A CA 489428D A CA489428D A CA 489428DA CA 489428 A CA489428 A CA 489428A
Authority
CA
Canada
Prior art keywords
floating roofs
roofs
floating
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
CA489428A
Other languages
French (fr)
Inventor
C. Ulm Reign
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.)
Graver Energy Systems Inc
Original Assignee
Graver Tank and Manufacturing Co Inc
Publication date
Application granted granted Critical
Publication of CA489428A publication Critical patent/CA489428A/en
Expired legal-status Critical Current

Links

CA489428A Floating roofs Expired CA489428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489428T

Publications (1)

Publication Number Publication Date
CA489428A true CA489428A (en) 1953-01-06

Family

ID=35629156

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489428A Expired CA489428A (en) Floating roofs

Country Status (1)

Country Link
CA (1) CA489428A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6497533B2 (en) 2000-11-16 2002-12-24 Degarie Claude J. Drainage system with membrane cover and method for covering wastewater reservoir

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6497533B2 (en) 2000-11-16 2002-12-24 Degarie Claude J. Drainage system with membrane cover and method for covering wastewater reservoir

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