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Gate valve bonnet failures from thermal expansion of fluids at high temperature - In a steam-assisted gravity drainage application, immediately after start-up, a gate valve bonnet failure caused a release of pressure to atmosphere. In thermal applications throughout the oil and gas industry, there have been incidents of valve failures during start-up. Resulting damage can include stretching studs and loss of pressure integrity between the body and bonnet. The main cause is pressure build-up in the gate valve cavity from thermal expansion of fluids, which was completely full and isolated. Such pressure exceeded the rated working pressure of the valve.

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Job openings

Research Engineers

Houston, TX ExxonMobil
ExxonMobil Upstream Research Company in Spring, Texas is seeking Research Engineers in the field of oil sands mining and processing to evaluate and develop technologies in the field of heavy oil/bitumen extraction and processing. The position requires a Ph.D. degree in Materials Science and Engineer..

Geoscience Manager

Houston, Texas BP
Supervise geoscience contribution to well design including location and target zones, well path and geo-steering requirements Identify and progress material unconventional well programs that test new reservoirs/field extensions/play extensions so that the identified programs reach Execution Readine..

Petroleum Engineer - Unconventional Resources

Saudi Arabia Saudi Aramco
Saudi Aramco, long known for its leadership in oil exploration, production, and refining, is seeking experienced professionals to join the growing Unconventional Resources exploration efforts. We have an immediate requirement for experienced Petroleum Engineer with relevant unconventional expert..

Sr Reservoir Engineer

Houston, Texas Occidental Petroleum
OXY is a growing, action-oriented exploration and production company continually working to be one of industry’s best. Our success has and will continue to be dependent upon our talented workforce. We are currently looking for experienced, motivated, creative and entrepreneurial individuals to fil..

Industry headlines

Oil extends gains as Saudi pledges export curbs

Opec kingpin has pledged to curb exports from next month, raising crude prices

China backs projects with Philippines in disputed sea

Beijing supports idea of joint energy ventures in South China Sea with Manila administration

Proserv nets decom jobs in Asia-Pacific

Aberdeen-based services provider to perform work in Malaysia, Australia, Indonesia and Gulf of Thailand

Sapura readies B15 first gas in Malaysia

Services player and upstream operator on track for gas scheme start-up in coming months

Saipem slips into the red

Slowdown in the offshore sector hits revenues as Italian company posts a loss for the first six months of the year

UK offers mature offshore acreage

Latest licensing round sees some acreage come up for grabs that has not been available since 1965

Oil continues to climb

Both benchmarks extend gains in early trade as producers maintain aim of reining in oversupply 

Senex makes Birkhead find

Exploration well in South Australia flows oil during testing 

Vard still in the red

Revenue down as Norwegian-based shipbuilder continues diversification strategy 

Santos stops Sampang oil output

Fields off Indonesia switching to gas production only in a bid to extend field life by at least two years

Mexico's Pemex says $5-billion bond deal covers needs through 2018

Mexico's national oil company Pemex said on Monday that recent bond placements totaling about $5 billion would cover its minimum financing needs through the end of 2018.

Falcon Seaboard launches $145-million Permian investment fund

Falcon Seaboard Resources, LLC, has announced the launch of the $145-million Falcon Seaboard Permian Fund I, LP. The fund is the first time David Dewhurst, the CEO and chairman of Falcon Seaboard D...

Reveal Energy Services presents IMAGE Frac 2.0 pressure-based fracture maps

Reveal Energy Services announced today the commercialization of IMAGE Frac 2.0 pressure-based fracture maps that validate completion designs on every well with minimum operational risk and cost.

UAE sees OPEC considering oil-cuts extension in November

OPEC may need to consider extending its oil-cuts agreement when the group meets in November, as crude markets are taking too long to recover, United Arab Emirates Energy Minister Suhail Al Mazrouei...

Halliburton unveils advanced imaging and borehole inclination service

Sperry Drilling, a Halliburton business, has announced the release of the Radian Azimuthal Gamma Ray and Inclination Service, a geosteering solution that provides real-time, high-quality borehole i...

Anglo African Oil and Gas provides operational update regarding Tilapia field

Anglo African Oil and Gas plc, an independent oil and gas developer, has provided an update on activities with regards to the development of the producing Tilapia oil field in the Republic of Congo.

Aquaterra Energy signs investment deal with EV

Aquaterra Energy, a leading global offshore engineering solutions provider, has secured a multi-million pound investment from EV Private Equity as the company gears up for service expansion and new...

Saudis to tackle lagging compliance with oil cuts "head on"

Saudi Arabia, OPEC’s biggest oil producer, plans to step up pressure on nations that aren’t complying with their commitment to cut output, including a proposal to start monitoring exports.

Saipem seen getting work in Novatek's Arctic LNG 2 project

Italy's Saipem is likely to get a sub-contractor role in a new project to produce liquefied natural gas (LNG) in the Arctic by Russia's Novatek, one of Novatek's partners said.

Halliburton smashes profit view on higher demand in North America

Halliburton Co. swung to a quarterly profit and handily beat analysts' expectations on higher demand in North America, sending the world's No. 3 oilfield services provider's shares up 2...

Featured of the month

Company ...

Baker Hughes

Baker Hughes provides the world's oil & gas industry with products and services for drilling, formation evaluation, completion, production and reservoir consulting. Baker Hughes operates in over 90 countries worldwide mainly based in countries with a mature petroleum industry as is the case with most oil & gas service companies.

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Technology ...

Coiled tubing

Coiled tubing is a continuous string of tubing, rolled onto a spool. It is made from rolling strip material into a tubular form and resistance welding along its length. Coiled-Tubing (CT) continues to grow as an enabling technology that provides cost economy and time efficiency for the oil and gas industry. It has gained wider acceptance in all operations involved in oil and gas exploration.

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Article ...

Flow assurance

Flow assurance is essential to the sustained operability of production facilities. Flow assurance failures often result in production shut-down and costly interventions. What operating environments does flow assurance typically pose a challenge? Almost all, but some are worse than others.

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Contributor ...

Subsea manifold

Subsea manifold is a flow-routing subsea hardware (subsea flow router) that connects between subsea trees and flowlines. It is used to optimize the subsea layout arrangement and reduce the quantity of risers connected to the platform.

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