ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Abstract The use of Low Dosage Hydrate Inhibitors (LDHIs) is one of the optimum methods to control gas hydrate formation issues and provide flow assurance in offshore gas production systems. The application of this technology has several advantages to operators including providing the opportunity for ...
Abstract The use of Low Dosage Hydrate Inhibitors (LDHI) is one of the optimum methods to control gas hydrate formation issues and provide flow assurance in oil and gas production systems. The application of this technology has several advantages to operators including providing the opportunity for ...
Summary. We became aware in early 1981 of a severe problem with casing failures opposite salts in the Little Knife field. A concerted engineering effort was initiated to isolate and to remedy the cause of failures. With the use of a relaxed invert-oil-emulsion drilling fluid and properly designed cementing ...
Summary The drilling and completion of deep wells in hot, nonporous, crystalline basement rock has challenged conventional rotary and directional drilling tools, procedures, and instruments used for oil and gas drilling. Drilling operations at the Fenton Hill Hot Dry Rock (HDR) Geothermal Test Site ...
Abstract Methane pervades deep mines in crystalline, volcanic, and sedimentary terranes. It appears to effuse ubiquitously from the earth's interior. The author advances the theory that this methane provides hydrogen and energy for hyperthermophyllic bacteria and archaea, thus incidentally generating ...
Abstract In the aftermath of the massive oil spills in the Timor Sea and the Gulf of Mexico there is heightened wariness and many questions about the sustainability of offshore exploration for oil and its marine transportation. Traditionally, oil spill management has been a reactive rather than proactive ...
Summary High molecular weight polymers are routinely used to viscosify brines for drilling, workover and completion operations. Of the commercially available polymers, hydroxyethyl cellulose (HEC) is among the most versatile and widely used product. HEC has been used in NaCl, NaBr, KCl, NH4Cl, CaCl2, ...
Abstract New oil and gas resources are increasingly challenging to access and many are situated in remote areas or require the construction of pipelines over significant onshore lengths to bring products to market. Environmental aspects are usually abundant and are frequently related to socioeconomic ...
Abstract Operations in a sour gas well field can create events that may lead tocomplaints from the local community. These events include sour gas releases,mercaptan discharges and flare operations. Conoco Canada Ltd. decided to useproven problem-solving and decisionmaking tools to create an incidentprevention ...
Summary Recent advances in rock bit seal technology have allowed greater predictability of bearing life. Cone loss following bearing failure incurs predictability of bearing life. Cone loss following bearing failure incurs costs related to remedial activities. A risk analysis approach, utilising hearing ...
Summary Knowing when to change dulled bits can significantly reduce costs, which can be particularly important in high-cost environments. However, current techniques are based more on speculation and hope rather than science. The concept developed to dramatically improve this inefficient decision ...
Abstract Characterization of fractures and their role in reservoir performance have continued to be a difficult issue to handle. Recent advances in geostatistics and geomechanical 3D modeling capabilities have given workers a helping hand into assessing routine description of fractures in terms of ...
Abstract As underbalanced drilling becomes a mature technology in the Western Canadian Basin, with more underbalanced horizontal and vertical wells being drilled in pressure depleted reservoirs, it is worthwhile to investigate how this technology can be applied in overseas markets. Many operators understand ...
Distinguished Author Series articles are general, descriptive representations that summarize the state of the art in an area of technology by describing recent developments for readers who are not specialists in the topics discussed. Written by individuals recognized to be experts in the area, these ...
Abstract The evolution of coiled tubing technology has brought many unique wellservice solutions to the oil and gas industry. Concentric Coiled Tubing (CCT)is a recent development which has opened the door to a whole range of new wellservicing capabilities. One of these techniques incorporates concentric ...
Huntoon, George G., SPE, Amoco Production Co. Summary Successful development of the Tuscaloosa trend in Louisiana has required unique completion practices to produce the trend's deep sour formations. Amoco's operations in the Tuscaloosa formation are between 16,000 and 21,000 ft [4877 and ...
Summary Black asphaltenic-type material removed from the drillstem at 5945 m [19,505 ft] in Well Gravberg-1 from the Precambrian granite, Siljan, Sweden, was investigated to determine its origin. The chemical characterization showed that this material contains small amounts of hydrocarbons maximizing ...
Summary The Genesis project was ChevronTexaco's first Gulf of Mexico deepwaterdevelopment project and the first industry project to use spar technology fordrilling, completion, and production operations.1,2This paper discussesthe unique results and lessons learned through the first 4 years of ...
General At present, formal geological training provided by the oil and gas industry ranges from comprehensive to largely non-existent. In general, the major companies provide the best training and the juniors the poorest. Exceptions to the rule certainly exist, however, it is generally recognized that ...
Abstract This paper discusses coil tubing operations performed on three sour gas wells in which coil tubing was used to retrieve plugs where conventional wireline methods proved ineffective. All three wells are located in the Obed Field of Alberta, which produces high pressure sour gas. The field ...