نتایج جستجو برای: well blowout

تعداد نتایج: 1524119  

ژورنال: سلامت کار ایران 2019

Abstract Background and aims: One of the major concerns in the oil and gas drilling industry are Blowouts. Blowout could have severe consequences, such as fire and explosions, releases of toxic gases and environmental disasters. The aim of this study is to identify the root causes of kick and blowout in drilling industry. Methods: In this study, FTA investigates root causes of a k...

Introduction: Exploration and development of onshore oil and gas fields involve a number of risks related to loss of human lives, pollution, and loss of material assets. One of the major concerns in the oil and gas drilling industry are Blowouts. Blowout could have severe consequences, such as fire and explosion, releases of toxic gases and environmental disasters. The aim of this study is to...

2011
Carl Safina

No profile of events can capture all the facts, the chaos, and the many thousands of pages devoted to what the Gulf of Mexico oil blowout was—and was not. During several visits to the Gulf region in 2010 and in the months I spent writing a book on the subject, the best way I found to make sense of the blowout’s many facets was as conceptual topography, its contours shaped by the interlaced fact...

2008
Preston D. Jordan Sally M. Benson P. D. Jordan S. M. Benson

Well blowout rates in oil fields undergoing thermally enhanced recovery (via steam injection) in California Oil and Gas District 4 from 1991 to 2005 were on the order of 1 per 1,000 well construction operations, 1 per 10,000 active wells per year, and 1 per 100,000 shutin/idle and plugged/abandoned wells per year. This allows some initial inferences about leakage of CO2 via wells, which is cons...

Journal: :The Annals of otology, rhinology, and laryngology 2010
Yi-Juin Chen Ching-Ping Wang Chen-Chi Wang Rong-San Jiang Jin-Ching Lin Shih-An Liu

BACKGROUND The purpose of this study was to investigate factors associated with carotid blowout in the cervical portion of patients with head and neck cancer in a large cohort. METHODS We reviewed patients with head and neck cancer and identified those with carotid blowout. Variables of patients with and without carotid blowout were compared and associated factors were investigated by logisti...

Journal: :Eos, Transactions American Geophysical Union 2014

Understanding and modeling of three-phase transient flow in gas-condensate wells play a vital role in designing and optimizing dynamic kill procedure of each well that needs to capture the discontinuities in density, geometry, and velocity of phases but also the effect of temperature on such parameters. In this study, two-phase Advection-Upstream-Splitting-Method (AUSMV) hybrid scheme is extend...

Journal: :Brazilian journal of otorhinolaryngology 2017
Carlos Miguel Chiesa Estomba Frank Alberto Betances Reinoso Alejandra Osorio Velasquez Olalla Castro Macia Maria Jesus Gonzalez Cortés Jesus Araujo Nores

INTRODUCTION Carotid blowout syndrome is an uncommon complication for patient treated by head and neck tumors, and related to a high mortality rate. OBJECTIVE The aim of this study was to study the risk of carotid blowout in a large cohort of patients treated only by larynx cancer. METHODS Retrospective analysis of patients older than 18 years, treated by larynx cancer who developed a carot...

2015
Takeshi Fujita Katsuyoshi Ito Masahiro Tanabe Naofumi Matsunaga

Enlargement of primary tumor and metastatic lymph nodes in patients with head and neck cancer can be progressive and invade the surrounding vessels despite intensive treatment. Carotid blowout (CBS) tends to occur in these patients, and prompt treatment is required. Surgical management of carotid blowout is technically troublesome because exploration and repair of the previously irradiated or t...

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