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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 fill ..

Industry headlines

BP secures jack-up rig for Indonesia drill drive

UK supermajor secures Ensco unit for mobilisation in fourth quarter to add to feedstock for Tangguh

Erin Energy CEO resigns

Africa-focused company's lead role will be filled by current general council

Brazil lowers local content requirements

New percentages announced ahead of planned licensing round in second half of year

Ensco bags new rig contracts

A semisub and several jack-ups win new work as offshore driller sells one unit for scrap

Continental cheers Stack results

US independent sees Oklahoma play evolving quickly to support short-term and long-term growth

Oil sands drive ExxonMobil's 3.3bn boe writedown

US supermajor takes biggest hit to proved reserves in decades as Kearl project fully impaired

QEP increases capex for Permian ramp-up

US independent hopes to drill up to 80 horizontal wells on West Texas assets in 2017

Pruitt emails show 'cosy' energy ties

Documents shed light on new EPA head's 'warm and friendly' relationship with industry

AER slams operators over pipeline safety

New report finds Enerplus, Apache and Chinook among worst performers in Canadian province

Newfield sells Chinese offshore stake

US player sheds 12% interest in producing field in Bohai Bay after backing off previous sales plan

Accenture opens innovation hub in Houston, Texas

Accenture opened a new innovation hub in Houston as part of the company’s accelerated innovation investment in the U.S.

Billionaire Sam Zell joins slew of investors in 'awesome' STACK shale play

Billionaire real-estate investor Sam Zell is joining Continental Resources Inc.’s Harold Hamm in the growing list of enthusiasts of Oklahoma’s STACK shale formation.

OPEC still waiting for evidence oil cuts are doing their job

OPEC officials this week hailed the “excellent” and “unprecedented” implementation of their agreement to cut oil production, but were still waiting for solid evidence that the deal was fulf...

Chevron names Saudi veteran to head Kuwait operations, Neutral Zone fields set to re-open

Chevron Corp. appointed veteran Saudi Arabian executive Ahmad Awad al-Omar as president of its operations in Kuwait as the two neighboring countries prepare to resume production from shared fields...

Senex Energy sanctions $50-million investment in Australia's Western Surat gas project

Senex Energy Limited has sanctioned its first major investment in the Western Surat gas project, committing $50 million to a 30 well drilling campaign, with gas production of around ~0.6 MMboe expe...

Panoro Energy announces $12-million sale and purchase agreement for Dussafu PSC, Gabon

Panoro Energy ASA has announced that on Feb. 21, 2017, its fully-owned subsidiary, Pan-Petroleum Gabon B.V. (“PPGBV”), has entered into a definitive sale and purchase agreement (SPA) with BW En...

Rosneft's Taas-Yuryakh Neftegazodobycha reports 2016 production increase of 18.9%

Taas-Yuryakh Neftegazodobycha increased oil production by 18.9% in 2016 compared to the same period in 2015.

LUKOIL and INPEX complete well test in southern Iraq's Block 10

LUKOIL and INPEX have successfully completed the testing of the first exploratory well, Eridu 1, at Block 10 in southern Iraq.

Rovco completes first overseas contracts

UK-based start-up Rovco has taken its firsts steps into international waters and made significant progress towards growing its global footprint following the completion of two subsea survey contrac...

Goldman says commodities need proof of demand to rally more

Commodity markets will probably stay in a “holding pattern” until there are hard data showing real demand and shrinking stockpiles to support the recent price rally, according to Goldman Sachs...

Featured of the month

Company ...

FMC Technologies, Incorporated

U.S.-based oil and gas equipment and services technology company. FMC Technologies was incorporated in 2000 when FMC Corporation divested its machinery businesses. FMC has its headquarters in northern Houston, Texas.

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Technology ...

Halliburton's DeepReach™ Coiled Tubing Servic

Halliburton's DeepReach™ Coiled Tubing Servic uses multiple outer diameter coiled tubing sections in a single string with larger OD sections near the top of the string and smaller OD sections near the bottom.

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Article ...

Three phase separator

Produced well fluids typically contain a varied amount of oil, produced water, natural gas and sediment. The first step in processing these fluids is to split them up into individual components.

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Contributor ...

Marc Archibald

Scale Specialist at Clariant Oil Services, Chemist 1 at Nalco Champion, Senior Development Chemist at Clariant Oil Services

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