25 World’s Largest Public Oil & Gas Companies in 2016 – Interesting Information

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The World’s Largest Public Oil & Gas Companies in 2016 by Forbes. This is so interesting to know that Russian companies are ranked as the first and the second biggest public oil and gas company in 2016.

Forbes’ List of the 25 Biggest Public Oil & Gas Companies

  1. Gazprom gazprom(GAZP, com) – Russia – 8.38 MMBoepd – EV $84.3 billion
  2. Rosneftrosneft (ROSN, com) – Russia – 5.07 MMBoepd – EV $72.5 billion
  3. ExxonMobil exxon( XOM, com) – USA – 4.10 MMBoepd – EV $390 billion
  4. PetroChina petrochina( PTR, com) – China – 4.07 MMBoepd – EV $303 billion
  5. BP bp(BP; com) – UK – 3.24 MMBoepd – EV $121 billion
  6. Royal Dutch Shell shell(RDS.A – com) – Netherlands – 2.95 MMBoepd – EV $216 billion
  7. Chevron chevron(CVX; com) – USA – 2.62 MMBoepd – EV $207 billion
  8. Petrobras petro-bras(PBR; com) – Brazil – 2.55 MMBoepd – EV $132 billion
  9. Lukoil luk-oil(LKOH; com) – Russia – 2.40 MMBoepd – EV $36.2 billion
  10. Total total(TOT; com) – France – 2.35 MMBoepd – EV $136 billion
  11. Statoil stat-oil(STO; com) – Norway – 1.81 MMBoepd – EV $63 billion
  12. Eni eni( E; com) – Italy – 1.69 MMBoepd – EV $74 billion
  13. ConocoPhillips conoco-philip(COP; com) – USA – 1.59 MMBoepd – EV $71.5 billion
  14. Surgutneftegas surgutneftegas(SGTZY; ru) – Russia – 1.49 MMBoepd – EV $8.5 billion
  15. CNOOC cnooc(CEO; com) – China – 1.36 MMBoepd – EV $397 billion
  16. China Petroleum & Chemical [Sinopec] sonopec(SNP; com) – China – 1.32 MMBoepd – EV $130 billion
  17. Oil and Natural Gas Corp.ongc (ONGC; com) – India – 1.07 MMBoepd – EV $23 billion
  18. Anadarko Petroleum adanako(ticker: APC; com) – USA – 840,000 Boepd – EV $43 billion
  19. Canadian Natural Resources canadian-natural-resources(CNQ; com) – Canada – 790,000 Boepd – EV $40 billion
  20. Devon Energy devon(DVN; com) – USA – 680,000 Boepd – EV $29 billion
  21. Ecopetrol ecopetrol(EC; com) – Colombia – 670,000 Boepd – EV $33 billion
  22. Occidental Petroleum oxy(OXY; com) – USA – 650,000 Boepd – EV $57 billion
  23. Suncor Energy suncor(SU; com) – Canada – 580,000 Boepd – EV $50 billion
  24. EOG Resources eog(EOG; com) – USA – 570,000 Boepd – EV $47 billion
  25. Repsol repsol( REP; com) – Spain – 560,000 Boepd – EV $33 billion

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Important Rules to Follow if You Want an Employment in the Oil & Gas Industry Even In Downturn Environment

Employment-in-the-Oil-&-Gas

Do you dream of an employment in the oil and gas sector but you are clueless as to how to accomplish it?

You need not stress anymore. This article is just what you need to guide you to attaining that goal.

Making the decision of working in the oil and gas industry is a great one, the industry is very lucrative. However, you may face the challenge of being inexperienced and being clueless about how and where to begin from. Actually, the fact that you don’t have any initial experience is not the issue, you still have the opportunity of breaking into the industry if you plan well. A good plan, good networking and initiative will help you achieve the goal easily.

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Overview of Slips and Elevator Used in Upstream Drilling Industry

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This article will explain the overview of slips and elevator which are very important tool on the rig.

Slips

Slips are wedge-shaped gripping devices which are used to suspend the drill string in the hole. They fit around the body of drill pipe and wedge in the taper of the rotary table’s opening. Slips have serrated inserts or dies that will grip the outside diameter of the tubular when it is set on the rotary table. To set the slips, rig crews place them around the pipe and the driller then slowly lowers the pipe until the slips can take up the load. The dies in the slips will firmly hold the pipe. In order to remove the slips, rig crew grasp the slip handles and as the driller picks up the pipe, they lift them out of the rotary table opening and set them aside.

You can watch this video to see how the rig crew set and remove the slips

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Advice for New Graduates During Downturn of Oil and Gas Industry

Obviously this isn’t the best time to graduate in Geophysics, Geology or Engineering if you have a plan to make a career in oil & gas at this time 2016. However, it isn’t the first time that such precipitous fall in the oil prices has taken place, and many people in the industry today graduated when the prices of oil previously hit low levels, quite similar to the present situation. So what are the things that new graduates should do in order to position themselves for the time when oil prices finally begins rising again and “recovery” starts in the oil industry.

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Determine Compressibility Factor with Present of CO2 and H2S

compressiblity-with-present-of-CO2-and-H2s

This example will demonstrate how to determine the compressibility factor (z) for gas with CO2 and H2S. As it is described in the article,Determine Compressibility of Gases , it states that gas with CO2 and H2S must be corrected. This is similar to a normal method for determining z-factor but it is required some correction. Please follow the steps below;

Gas component is shown in Table 1

Table 1 - Gas Component

Table 1 – Gas Component

Reservoir pressure = 6,000 psia

Reservoir temperature = 190 F Continue reading

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