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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

ExxonMobil in Sevan Marine FLNG pact

US supermajor signs framework deal with Norwegian contractor over cylindrical hull design for floater projects

Stone ditches Lamprey plan

US operator drops leases, closes the door on plans to drill and develop deep-water US Gulf prospect

Shell farms in to Vaca Muerta block

Supermajor enters preliminary agreement with YPF for interest first eyed by Aubrey McClendon

US inventory data caps oil's gains

Information shows another build in crude stockpiles as Opec moves to cut output

Noble bags P&A contract for ExxonMobil off Canada

Jack-up rig contracted for supermajor's 22-well campaign, expected to last up to two years

Southwestern 'encouraged' by deep Utica

Texas independent notes 'vast potential' of play following first operated test in West Virginia

Gulf Island markets Texas yards

Fabricator says facilities are underutilised and will re-allocate operations to Houma, Louisiana

Parsley touts robust Wolfcamp results

US independent also reports $30.7m loss on revenues of $155.8m for final quarter of 2016

Shell buy boosts Tourmaline reserves

Canadian shale player to spend about C$1.3bn in 2017 to drill 17 wells and increase output by 35%

Trican sees activity, pricing levels increase

Canadian services company increased prices by 10% in fourth quarter as demand rises

Saudi Arabia's $2-trillion Aramco vision runs into market reality

Saudi Arabia has said oil giant Saudi Aramco is worth more than $2 trillion, enough to consume Apple Inc. twice, and still have room for Google parent Alphabet Inc.

Canada's fading oil promise leaves U.S. majors struggling

Oil-sands investments in Western Canada that gobbled tens of billions of dollars over the past decade are proving an Achilles heel for some of the world’s biggest energy producers.

Repsol Norge granted drilling permit for first well in licence 705

The Norwegian Petroleum Directorate has granted Repsol Norge AS a drilling permit for well 6705/7-1, cf. Section 8 of the Resource Management Regulations.

Iran's natural gas push not deterred by Trump

Iran is hard at work gaining a foothold in the global energy market, and it’s not letting U.S. President Donald Trump’s confrontational tone stop it from trying.

Europe savors taste of Brazilian oil with more blocks opening

European oil majors given a taste of Brazil may soon be ready for more.

Sparrows Group secures five-year contract for Maersk Oil's UK floating assets

Sparrows Group has secured a five-year contract to deliver hydraulic, lifting and rigging services for Maersk Oil’s UK floating assets.

TGS, Schlumberger announce multi- and wide-azimuth multi-client reimaging program in GOM

TGS-NOPEC Geophysical Company (TGS) and Schlumberger have announced a new multi- and wide-azimuth (M-WAZ) multi-client reimaging program in the highly prospective central U.S. Gulf of Mexico.

Exxon bows to oil crash with historic global reserves cut

Exxon Mobil Corp. disclosed the deepest reserves cut in its modern history as prolonged routs in oil and natural gas markets erased the value of a $16-billion oil-sands investment and other North A...

VAM USA expands its field service operations in Permian

VAM USA announces the opening of a new VAM field service office located at 2456 IH-20 in Odessa, TX bringing the number of service locations in Texas to three.

Wood Group launches next phase of industry collaboration into subsea equipment reliability

Wood Group announced that it is commencing the next phase of a collaborative industry effort to develop a better understanding of the reliability of subsea equipment for use in offshore Australia.

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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