Difference between revisions of "Weizhou 6-12 and 12-8 Oil Fields"
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* The development consists of two wellhead platforms separated by a combined processing platform bridged to CNOOC [[Weizhou 12-1 Oil Field | Weizhou 12-1A integrated platform]], using existing water injection and gas processing facilities. | * The development consists of two wellhead platforms separated by a combined processing platform bridged to CNOOC [[Weizhou 12-1 Oil Field | Weizhou 12-1A integrated platform]], using existing water injection and gas processing facilities. | ||
* There are 6 wells on the WZ12-10 platform and 12 wells on the WZ8-8 platform | * There are 6 wells on the WZ12-10 platform and 12 wells on the WZ8-8 platform | ||
| + | * The WZ12-8 East Project consists of 6 new wells and a platform, connected to the to the existing WZ12-8W wellhead platform by an 8km subsea pipeline | ||
=== Contractors === | === Contractors === | ||
| Line 22: | Line 23: | ||
* 2011 - Final investment decision was made | * 2011 - Final investment decision was made | ||
* 2013 - Production started | * 2013 - Production started | ||
| + | * 2022 - Production started at the WZ12-8 East Project | ||
=== Geology === | === Geology === | ||
| Line 29: | Line 31: | ||
=== Links === | === Links === | ||
# [http://www.rocoil.com.au/Operations/China/Beibu-Gulf%2c-WZ6-12--WZ12-8/index.html Roc Oil Beibu Gulf] | # [http://www.rocoil.com.au/Operations/China/Beibu-Gulf%2c-WZ6-12--WZ12-8/index.html Roc Oil Beibu Gulf] | ||
| − | + | #[https://abarrelfull.blogspot.com/2023/11/roc-commences-production-from-wz12-8e.html Roc Commences Production From WZ12-8E Project, Beibu Gulf, Offshore China] | |
[[category:Field]] | [[category:Field]] | ||
[[category:China]] | [[category:China]] | ||
[[category:CNOOC]] | [[category:CNOOC]] | ||
Latest revision as of 16:09, 17 November 2023
Summary Information
- Operator: CNOOC
- Country: China
- Location: Beibu Gulf
- Production start:
- Partners: Roc Oil
- Type: Oil / Gas
- Estimated Reserves:
- Production Volume:
Description
- The development consists of two wellhead platforms separated by a combined processing platform bridged to CNOOC Weizhou 12-1A integrated platform, using existing water injection and gas processing facilities.
- There are 6 wells on the WZ12-10 platform and 12 wells on the WZ8-8 platform
- The WZ12-8 East Project consists of 6 new wells and a platform, connected to the to the existing WZ12-8W wellhead platform by an 8km subsea pipeline
Contractors
- -
History
- 2002 - ROC entered the offshore 22/12 block and discovered the Weizhou 6-12 oil field
- 2006 - The Weizhou 6-12S-1 exploratory well was drilled
- 2010 - CNOOC Limited opted to join the development project with a 51% interest
- 2011 - Final investment decision was made
- 2013 - Production started
- 2022 - Production started at the WZ12-8 East Project
Geology
- The reservoirs range from the fluvial-lacustrine sandstone of the Eocene quicksand granite layer, to the shallow sea sandstone of Jiaowei in the Miocene, and to the Weizhou sandstone of the Oligocene.
- The quality of the oil ranges from light to heavy, with low to medium viscosity and some waxy crudes.
