Results 41 to 50 of about 1,198,264 (91)

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  

Swinburne Christmas Card, Christmas tree, 2011

open access: yes, 2011
One of two 2011 Swinburne Christmas cards featuring a Christmas tree.
Swinburne University of Technology
core   +1 more source

Strength and Fatigue Assessment of the Coupled Riser–Landing String System for Deepwater Completion and Testing

open access: yesApplied Sciences
During deepwater completion and testing, the platform and riser system are subjected to long-term motions induced by ocean currents, which may cause structural damage and potential failure of the landing string. This study investigates the mechanical and
Longgui Wei   +4 more
doaj   +1 more source

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  

[News Clip: Jaycee Christmas tree]

open access: yes, 1958
Video footage from the WBAP-TV station in Fort Worth, Texas to accompany a news story about the old community Christmas tree that will be placed in Burnett Park.
WBAP-TV (Television station : Fort Worth, Tex.)
core   +1 more source

Current Status and Techniques of Equipment for Depressurization Exploitation of Marine Gas Hydrate

open access: yesShiyou jixie
The China Geological Survey has successfully implemented two natural gas hydrate production tests in the Shenhu sea area using depressurization method, achieving multiple major breakthroughs in drilling and production technologies of hydrate in deepwater
Wan Chunyan   +6 more
doaj  

Analysis of the Generation of Natural Gas Hydrate in the Sleeve Valve of Subsea Christmas Tree

open access: yesShiyou jixie, 2015
Based on the natural gas hydrate formation temperature-pressure curve,natural gas hydrate formation in the sleeve valve of subsea tree systems has been analyzed by numerical simulation method.The biggest difference between the actual pressure in sleeve ...
胡飚   +5 more
doaj  

Subsea tree recovery and redeployment: Brazil's experience

open access: yes, 1987
Publisher Copyright: © 1987 Offshore Technology Conference.The recovery and redeployment of Christmas trees is an important factor in the economics of subsea field development because the time and expense involved in well maintenance is a major cost item.
Azpiazu, W., Jouti, I.
core   +1 more source

103. 'Twas the Knife Before Christmas : A Christmas Tree Farm Mystery.

open access: yes, 2018
Jacqueline, Frost. 'Twas the Knife Before Christmas : A Christmas Tree Farm Mystery, Crooked Lane Books, 2018. ProQuest Ebook Central, http://ebookcentral.proquest.com/lib/polije-ebooks/detail.action?docID=5276297.
Jacqueline, Frost
core  

A Hydrodynamic Model of the Subsea Christmas Trees in the Drill Pipes Retrieval Process at 2000-Meter Water Depth

open access: yes
Subsea Christmas trees serve as key technical equipment for subsea oil and gas development, as they regulate the flow of oil and gas at subsea wellheads.
Ming Luo   +6 more
core   +1 more source

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