Mobile, offshore, jack-up, marine platform adjustable for sloping sea floor
US4583881A · kind A · utility
20Cited by
9References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 29, 1984 |
| Grant date | Apr 22, 1986 |
| Priority date | — |
| Expiry date | May 29, 2004 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02B2017/0086
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A mobile, offshore, jack-up, marine platform, adjustable for sloping sea floor having a mat, a multilegged column pivotally connected thereto and a work platform slidably mounted on the column. Means are included for independently vertically adjusting at least one leg and for selectively cantilevering a drilling unit on the work platform, with offset ballasting of the work platform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.