The Sleipner CCS Project – An Active Case History for CO2 Storage in a Saline Aquifer
The Sleipner CCS Project The Sleipner CCS Project in the Norwegian North Sea began in 1996. Since then, more than 23 million tonnes of CO2 have been injected through ...
Prudhoe Bay Field – An Ideal Analogue For Miscible Gas Injection
The Prudhoe Bay Field Buried 8000 ft beneath the eponymous Alaskan inlet, the supergiant Prudhoe Bay Field contains 25 BBO and 46 TCF in Triassic braided-river and deltaic ...
Daqing Complex – The Largest Polymer & ASP Floods In The World
The Daqing Complex Daqing, the largest oil producer in China, is a complex of seven separate fields on a large inversion anticline. The three largest (Lamadian, Saertu and Xingshugang) ...
Varg Field – An Ideal Analogue for a Decommissioned Field Revival
The Varg Field The Varg Field was discovered in 1984 and put on production in 1998. The initial field development was challenging due to complex faulting and compartmentalization ...
Reitbrook Field – An Ideal Analogue for a “Rapidly Over-Developed Field”
The Reitbrook Field The Reitbrook Field, discovered in 1910, is a heavily faulted, asymmetrical anticline associated with an Upper Permian Zechstein salt diapir (Fig. 1). Production of the medium-gravity ...
Karachaganak Field – Rejuvenation of a Giant Carbonate Complex
The Karachaganak Field This week’s analogue spotlight demonstrates how good reservoir management rejuvenated one of the world’s largest gas-condensate fields. At the Karachaganak Field in Kazakhstan, up to 1800 ...
Zafiro Field – An Ideal Analogue for the use of New Seismic to Increase EUR
The Zafiro Field This week’s Analogue Spotlight focuses on the Zafiro Field (Equatorial Guinea). Oil production began only 18 months after the field’s discovery in 1995, and despite the ...
Duri Field – An Ideal Analogue For Steamflooding
The Duri Field The Duri Field in Indonesia has been producing oil from the Middle Miocene Sihapas Group since 1958. The deltaic sandstone reservoirs are very porous (34% ...
Ghawar Field – An Ideal Analogue For Fractured Carbonate Reservoirs
The Ghawar Field This week’s Analogue Spotlight is the Ghawar Field in Saudi Arabia. This super-giant field demonstrates how fractures can complicate production from a porous, permeable carbonate ...
Piper Field – An Ideal Analogue on High Ultimate Recovery Factor
The Piper Field This week’s Analogue Spotlight focuses on the recovery factor of the Piper Field (UK). Discovered in 1972 and brought onto production in 1976, the field, which contains ...
Breagh Field – An Ideal Analogue on Carboniferous Revival
The Breagh Field The Carboniferous of the Southern North Sea has long been considered a high-risk play. Zechstein salt in the overburden makes depth conversion difficult while very ...
Patos-Marinza Field – An Ideal Analogue on Field Rejuvenation Projects
Patos-Marinza Field This week’s Analogue Spotlight focuses on the development of the Patos-Marinza Field (Albania). Discovered almost a century ago in 1928, Patos-Marinza, which contains mainly heavy oil ...
The Pembina Field – An Ideal Analogue on Unsuccessful Improved Recovery
The Pembina Field This week’s Analogue Spotlight focuses on the unsuccessful improved recovery methods used in the Pembina Field (Canada). It is the second-most areally extensive conventional oilfield ...
Ideal Analogues for Directional Drilling
Directional Drilling Analogues This week’s Analogue Spotlight focuses on directional drilling. Since the first horizontal well was drilled in the 1920’s the accuracy of directional drilling has greatly improved. ...
The Tulian B1 Reservoir – An Ideal Analogue on In-situ Seismic Stimulation
The Tulian B1 Reservoir This week’s Analogue Spotlight is the Tulian B1 Reservoir in Russia. This global oil and gas analogue provides an excellent case study on in-situ ...