... central computer application computer Midstream Oil & Gas pipeline system disadvantage remote computer central computer operation central operator reliability Ontario THE ROLE OF COMPUTERS Abstract The computer as a new tool for pipeline control can be interfaced, as an adjunct...

..., but in these days go exactly as planned. As drilling requirements were of dramatic break-throughs in the sea, it is sometimes extended to depths approaching 600 disadvantage short duration ocean system future requirement diver Drilling Equipment decompression atmospheric pressure complexity bottom...

... costs. Access to major markets favors large refineries. The possible economies of size, without offsetting disadvantages, are such that much of the capacity is concentrated in large refineries. Twenty-four plants over 100,000 ß/D account for 45 per cent of total capacity. The trend is toward fewer...

... alkyl aryl sulfonates are the most popular type of general purpose detergent. Though excellent cleaning and foaming agents, they have certain disadvantages, notably hygroscopicity which leads to caking, and tendency to leave the skin sticky and, later, harsh. Hence sulfated detergents hold...

... slage belween perfect slabilikg and complets coagulation of a suspension. The uisco$ily 0% a thaxotropia mud changes as the delly forms OT is broken drilling fluid property circulation jelly suspension drilling fluid selection and formulation Upstream Oil & Gas disadvantage...

... surveying is by no means îied. The entire mechanism, including the dry-cell a new one to tlie memhe Upstream Oil & Gas single shot instrument drilling operation drill pipe Directional Drilling orientation disadvantage pipe instrument Wellbore Positioning single shot accuracy clamp...