Results 71 to 80 of about 273 (172)

A novel crude oil classification approach based on average carbon number determination and case studies

open access: yesFuel Processing Technology
Traditional crude oil classification based on American Petroleum Institute gravity (API) and saturates, aromatics, resins, and asphaltenes (SARA) content variation would encounter serious limitation during the heavy oil development.
Renbao Zhao   +7 more
doaj   +1 more source

Characteristics and genesis analysis of dolomite in Lower Ordovician Penglaiba Formation in Tahe area

open access: yesShiyou shiyan dizhi
The dolomite of the Lower Ordovician Penglaiba Formation is an important successor field for oil and gas exploration in the Tahe oilfield. Clarifying the sedimentary characteristics and genetic mechanisms of the dolomite is of great significance for oil ...
Qinqi XU   +5 more
doaj   +1 more source

Rational perforating level and well spacing forfractured massive reservoirs with bottom water

open access: yesPetroleum Exploration and Development, 2008
For the rational development of Block S48, Tahe Oilfield, which is a fractured carbonate reservoir with bottom water, a correlation equation of its perforating level and well density is derived based on the oil and gas fluid flow mechanics and the ...
Ai-min LÜ, Jun YAO
doaj   +1 more source

Development and Application of Rod Pump for Deep Well Pumping

open access: yesShiyou jixie, 2016
To address the issue that the conventional rod pump cannot meet the requirement of deep pumping in deep carbonate reservoir of Tahe Oilfield, the deep pumping rod pump has been developed. The pump traveling valve cover adopts enhanced separate structure,
Yang Xiaohui
doaj  

Improvement and Application of Directional Reaming While Willing Bit in Tahe Oilfield

open access: yesInternational Journal of Energy
Unlike conventional sidetracking technology, the technology of reaming while directional drilling makes it possible for us to conduct directional drilling and reaming simultaneously using dual core bit, which simplifies the construction steps and can greatly shorten the drilling cycle and reduce drilling costs.
openaire   +1 more source

A new method to ground production split of condensate gas cap reservoirs with strong bottom water in Tahe Oilfield

open access: yesYouqicang pingjia yu kaifa, 2020
The strong bottom water condensate gas cap reservoirs in Tahe Oilfield is the sandstone reservoir composed of gas cap, oil reservoir and large scale of bottom water. In the process of development, gas channeling or oil channeling exists due to the uneven
LIU Lina   +5 more
doaj  

Geochemical characteristics of crude oil and contributions to hydrocarbon accumulation in multiple stages in Tahe subsalt area

open access: yesShiyou shiyan dizhi
The process of hydrocarbon accumulation in polycyclic superimposed basins often involves multistage crude oil charging, but not every stage of crude oil charging plays a significant role in the current hydrocarbon accumulation.
Qinqi XU   +5 more
doaj   +1 more source

Optimization and application of tail pipe suspension device installed on electric submersible pump for super heavy oil

open access: yesYouqicang pingjia yu kaifa, 2020
In Tahe ultra-heavy oil block, the rod pump cannot meet the requirements of heavy oil pumping. Through the application of deep pumping electric pump for heavy oil and its coordination with tail pipe suspension, the development of ultra-heavy oil has ...
WANG Leilei   +4 more
doaj  

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