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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

Noble wins jack-up work

Contractor secures short-term contract with Thailand's PTTEP for Australia job

Saskatchewan to review pipeline rules

Canadian province eyes better prevention following 2016 Husky oil spill

Oil slips, inventories curb recovery

Crude price drops on concerns Opec-led cuts not eating into US inventory gains

Eni in Goliat drilling effort

Three wells planned in Snadd formation to tap additional resources at producing field in Barents off Norway

Ex-Niger Delta militants in stipend warning

Former resistance leaders urge Abuja administration to pay up or face oil industry disruption

Statoil in Carmen act

Fresh probe lined up near Heidrun in Norwegian Sea for state-run explorer

OGIC in tech scheme with ITF

Two Scotland-based bodies put up funding for companies to come up with industry-aiding innovations

Statoil raises stakes in US Gulf

Norwegian giant gains 13 tracts in latest lease sale as it 'resets' exploration strategy after earlier drilling failures

Eni hits oil pay at Mexico probe

Italian major says find at Amoca-2 appraisal well 'indicates meaningful upside to the original estimates'

CNOOC Ltd profit plunges

Falling oil and gas prices and slumping production damage bottom line at Chinese state player

OPEC cuts seen filling wallets of North American heavy oil producers

OPEC’s supply cuts are providing a windfall for producers of heavy crude from Western Canada and the Gulf of Mexico.

Siemens and Saipem to collaborate on subsea control system technology

Saipem and Siemens have signed a Joint Development Agreement aimed at qualifying and promoting an open standard subsea control systems for Saipem’s Subsea Bus architecture based on Siemens Subsea...

Eni strikes pay in Mexico's Campeche Bay

Eni has successfully drilled the Amoca-2 well in the shallow waters of Campeche Bay, offshore Mexico, confirming the presence of oil in multiple reservoirs.

NPD extends life of subsea facilities at Exxon Mobil's Sigyn field

The Norwegian Petroleum Directorate has granted consent for continued use of the subsea facilities on the Sigyn field in the North Sea from the end of 2017 until the end of 2022.

Big bets placed on distressed oil industry assets

Two former associates of billionaire shipping and rig tycoon John Fredriksen are delivering out-sized returns by snapping up distressed and shunned oil-related assets. And they say it’s a bet tha...

OGA awards 25 licences for UKCS in 29th offshore licensing round

The Oil and Gas Authority (OGA) is to award 25 licenses for 111 blocks or part blocks to 17 companies in the 29th Offshore Licensing Round to enable further exploration and production across fronti...

Anadarko announces multi-billion-dollar capital program

Anadarko Petroleum Corporation recently announced its 2017 initial capital program of $4.5 to $4.7 billion along with its 2017 initial capital expectations and guidance.

Maersk Oil welcomes agreement encouraging full redevelopment of Tyra field

Maersk Oil has, on behalf of the Danish Underground Consortium (DUC), reached an agreement with the Government of Denmark, which will facilitate future oil and gas investments in the Danish North S...

Pioneer Natural Resources announces sale of Texas acreage for $266 million

DALLAS -- Pioneer Natural Resources Company has announced that it has signed a purchase and sale agreement with an undisclosed buyer to sell its previously-announced acreage package in northeastern...

Oil price forecasts falling on shale surge, OPEC uncertainty

Analysts following the $1.8 trillion-a-year oil market are tempering bullish price outlooks after the commodity lost about 10% of its value in less than two weeks amid ominous signs the worldwide s...

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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