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Risk Analysis of Deepwater Horizontal Christmas Tree in Operating Mode

open access: yesShiyou jixie
Deepwater oil and gas production requires highly reliable Christmas tree systems.China has developed its first deepwater horizontal Christmas tree,and it is important to ensure this Christmas tree's safety in operating mode.In this paper,an improved ...
Ren Guanlong   +4 more
doaj  

The communication between the media and tradition [PDF]

open access: yesSocial Sciences and Education Research Review, 2017
This article is based on the communication of traditional celebrations in Romania nowadays and how the media are influencing the perception of people over them.
Bianca Teodorescu
doaj  

Pinus clausa: Sand Pine

open access: yesEDIS, 2014
This native North American pine is usually seen as a scrubby tree, capable of reaching 100 feet in height but more often seen 15 to 40 feet tall, with a slow growth rate.
Edward Gilman, Dennis Watson
doaj   +1 more source

Method for Calculating the Maximum Lowering Depth of Subsea Christmas Tree in the South China Sea

open access: yesShiyou jixie
Subsea Christmas tree is an integral component of subsea production system. It is installed at the top of subsea wellhead and connects the subsea wellhead to subsea manifold.
Wu Xudong   +6 more
doaj  

Design of Production Gate Valve and Actuator for Subsea All-electric Christmas Tree

open access: yesShiyou jixie, 2018
Hydraulic controlled oil production systems have disadvantages such as high cost, difficult high pressure control oil transmission and oil leakage. To address the issue, the subsea all-electric Christmas tree gate valve and actuator are designed.
Xiao Yin, Wu Di, Xiang Chao, Li Shen
doaj  

Christmas tree cataract [PDF]

open access: yesClinical and Experimental Optometry, 1998
Paul, Stevens, Peter G, Swann
openaire   +2 more sources

Christmas Tree Bio-Waste as a Power Source of Bioactive Materials with Anti-Proliferative Activities for Oral Care. [PDF]

open access: yesMolecules, 2022
Tylkowski B   +8 more
europepmc   +1 more source

Development Status of Subsea Christmas Tree

open access: yesShiyou jixie, 2016
The key to the development of subsea tree is whether it can meet the requirement by the relevant standards and specifications in pressure circulation test, high and low temperature circulation test, load circulation test and external high pressure test ...
Wang Yu   +6 more
doaj  

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