CA1298712C - Removable bottom founded structure
- Google Patents
Removable bottom founded structure
Info
Publication number
CA1298712C
CA1298712CCA000563809ACA563809ACA1298712CCA 1298712 CCA1298712 CCA 1298712CCA 000563809 ACA000563809 ACA 000563809ACA 563809 ACA563809 ACA 563809ACA 1298712 CCA1298712 CCA 1298712C
Authority
CA
Canada
Prior art keywords
platform
subbase
hold
iceberg
seal
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.)
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.)
Chevron USA Inc
Original Assignee
Chevron Research and Technology Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/045,028external-prioritypatent/US4755082A/en
Application filed by Chevron Research and Technology CofiledCriticalChevron Research and Technology Co
Application grantedgrantedCritical
Publication of CA1298712CpublicationCriticalpatent/CA1298712C/en