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Exploration • Drilling • Field Services


equipment productivity and protection and is the first gas engine oil formulation on the market to deliver real energy saving potential. Extensive independent university laboratory and field tests have demonstrated that the product helps reduce fuel consumption by up to 1.5 per cent*. Te new Mobil SHC Pegasus formulation also delivers the potential for increased oil drain intervals of more than 16 000 hours - three to four times that of premium natural gas engine oils. Tis can help reduce unplanned downtime as well as reduce the amount of waste oil generated. Mobil DTE 10 Excel helps increase productivity,


reduce unscheduled downtime and improve the energy efficiency of hydraulic applications. Compared with standard hydraulic oils, Mobil DTE 10 Excel can provide up to a 6 per cent** improvement in hydraulic system efficiency and three-fold increase in oil drain intervals.


to operators the value of incorporating an oil and equipment condition monitoring programme alongside the use of high quality lubricants. Te oil analysis should include a measurement of fluid viscosity, water content, particle count and dissolved metals to determine how well the system is operating. Examining changes in the oil analysis data over time, also known as ‘trending’, is necessary to assess the condition of the lubricant. By trending oil analysis data it is possible to proactively address undesirable conditions before they become problems, which is crucial given the huge potential downtime costs associated with a rig. For equipment maintenance professionals who want an effective oil analysis monitoring programme, there is ExxonMobil’s proprietary online Signum oil analysis programme. Signum oil analysis offers engineers immediate access and direct control of their lubricant sampling programme. ●


Enter 20 or ✔ at www.engineerlive.com/iog REFERENCES:


* The fuel efficiency of Mobil SHC Pegasus relates solely to the fluid performance when compared with ExxonMobil’s standard SAE 40 natural gas engine oils. Te technology used in Mobil SHC Pegasus demonstrated up to a 1.5 per cent increase in fuel efficiency compared with Mobil Pegasus 1005 and 805 series when tested in standard natural gas engine applications under controlled conditions. Efficiency improvements will vary based on operating conditions. Te energy efficiency claim for this product is based on test results on the use of the fluid conducted in accordance with all applicable industry standards and protocols.


Te latest addition to the Mobil SHC brand of synthetic lubricants, Mobil SHC Gear oils, are formulated to deliver a number of advantages over conventional gear oil chemistries. For example, the high oxidation resistance of Mobil SHC Gear oils enables extended oil life up to six times compared with standard mineral gear and bearing lubricants, especially when operating at elevated operating temperatures. Te Mobil SHC Gear lubricants offer valuable energy efficiency benefits across a wide range of industrial gearbox applications. In statistically validated laboratory tests and field trials, Mobil SHC Gear fluids exhibited energy savings of up to 3.6 per cent*** compared with conventional oils. In order to help maximise the productivity of machinery and reduce costs, ExxonMobil suggests


** Energy Efficiency of Mobil DTE 10 Excel relates solely to the fluid performance when compared to ExxonMobil’s standard hydraulic fluids. Te technology used allows up to six per cent increase in hydraulic pump efficiency compared to Mobil DTE 20 series when tested in standard hydraulic applications under controlled conditions. Te energy efficiency claim for this product is based on test results on the use of the fluid conducted in accordance with all applicable industry standards and protocols.


*** Energy efficiency relates solely to the fluid performance when compared with conventional reference oils of the same viscosity grade in gear applications. Te technology used allows up to 3.6 per cent efficiency compared with the reference when tested in a worm gearbox under controlled conditions. Efficiency improvements will vary based on operating conditions and application.


Akram Reda, Industrial Marketing, Europe, Africa & Middle East, ExxonMobil Lubricants and Specialties, Brussels, Belgium. www.exxonmobil.com or www.mobilindustrial.com


20 www.engineerlive.com


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