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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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Industry headlines

Swiber files 'wind up' application

Singapore-based contractor also applies to begin provisional liquidation

Details for Pemex Trion JV unveiled

Regulators to require Mexico NOC to take 45% stake in proposed deep-water project

Anadarko in international drill push

US independent plans exploration drive off Colombia, Ivory Coast and US

Hess hits Schlumberger for valve failures

Faulty subsea equipment at Tubular Bells forces US giant to cut production forecast by 15,000 boepd

US lawmakers seek to block methane rules

Interior Department's proposal targeting emissions on public lands under fire from House Republicans

One killed in Siberian gas blast

Six others injured in explosion at Rosneft-operated Verkhnechonsk field

Eni to stand trial over Algeria payments

Italian judge orders major to court over alleged activities of Saipem, Eni denies any ‘illegal conduct’

Saipem cuts full-year sales guidance

Contract delays in poor market lead to revision with capex also chopped, but bottom line improves

Lightning sparks North Dakota brine spill

About 2200 barrels released after fire at Bosque-operated disposal well site

Saipem confirms Tangguh LNG jobs

Italian contractor lands two new E&C contracts for onshore and offshore work at BP-operated Indonesia project

Hess slumps as driller cuts production outlook on Gulf woes

Hess Corp. slid to the lowest in more than three months after the oil and gas producer trimmed its output estimate for the year by as much a 10% following disruptions in two Gulf of Mexico fields.

BLM to analyze proposed production well in NPR-A

The Bureau of Land Management (BLM) has announced a Notice of Intent to conduct an environmental review for a proposed oil and gas production well in the 23 million-acre National Petroleum Reserve...

Statoil suffers surprise loss amid collapse in oil prices

Statoil deepened spending cuts after Norway’s biggest oil producer reported an unexpected loss amid lower crude prices and taxes on unprofitable international operations.

Oil falls from three-month low as supplies at U.S. hub swell

Oil fell from the lowest close in three months as industry data showed crude stockpiles at the biggest U.S. storage hub rose, swelling supplies already at a seasonal record.

Claxton awarded Statoil decommissioning contract for Huldra wells

Claxton, an Acteon company, has been awarded a contract with Statoil to provide ‘rigless recovery’ of seven abandoned wells on the Huldra platform on the Norwegian Continental Shelf.

Technip wins subsea contract for Woodside’s Greater Enfield development

Technip has been awarded a large subsea contract by Woodside to support the development of the Greater Enfield Project offshore Western Australia.

Flotek to acquire International Polymerics

Flotek Industries has announced its intent to acquire International Polymerics, Inc. (IPI), and affiliates, for a consideration consisting of cash and Flotek common stock.

Oil majors lost one engine; now the second one is sputtering

If Big Oil was a two-engine airplane, you could say it’s been flying on a single engine since energy prices crashed in 2014. Now, the second motor is sputtering.

Tullow to pump first oil from Ghana’s TEN field early August

LONDON (Bloomberg) -- Tullow Oil said a new project off Ghana will produce its first crude early next month as the African-focused explorer reported its first profit in three years.

Statoil CEO ‘very confident’ oil will reach $50-60

The CEO of Norway’s biggest oil company says he has few doubts that crude will again trade at around $50 to $60, marking a jump in prices that could be more than 30% compared with today’s level.

Featured of the month

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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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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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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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Marc Archibald

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

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