ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Abstract The continuous line bucket (CLB) system has been improved by combining the techniques-of the Turning CLB and Hydrodynamic Separation. The cost of mining nodules from 5,000 m water depth at a rate of 1,000 tons/day is estimated to be $77, which is favorably competitive with the cost of mining ...
ABSTRACT A number of geophysical methods and survey devices are available for conducting comprehensive studies of submarine pipeline routes. The primary objectives of these studies are to determine water depths, sediment characteristics, depth or presence of bedrock, bottom debris, existing currents ...
ABSTRACT Echo sounding, side scan sonar and seismic profile records in the Canadian Beaufort Sea provide evidence of trenches or ""scours"" on the continental shelf sea bottom. These are generally believed to be caused due to grounding of ice masses. Records obtained over a three year period by government ...
ABSTRACT Offshore pressure maintenance programs involve handling large quantities of seawater in predominantly carbon steel systems. Problems such as effect of the seawater on the formation, corrosion and deterioration of materials of construction caused by seawater, scaling, oxygen corrosion, and ...
ABSTRACT Evaluation of dynamic positioning systems consists principally of determining the holding capability against expected weather and the reliability of the DP system in operation. Efforts to quantify reliability, by estimating mean time between failure, now permit several useful risk analysis ...
Abstract Export and import offshore LNG terminals have a bright future… and the technology is here. As part of the most visible benefits are stranded gas monetization, no land availability issues, reduced administrative pressure, and distance from politically unstable regions. The Floating LNG industry ...
Abstract This paper describes the major issues which have been addressed in the conceptual phase of the project in order to manage the project in a controlled manner. These issues are. Establishment of a philosophy and strategy for the Cessation Process. Clear definition of the Cessation Phases, ...
Abstract Kikeh is Malaysia's first offshore deepwater development. Located in the South China Sea offshore the east Malaysian state of Sabah, the Kikeh oilfield lies in average water depths of 1,320 meters. With recoverable reserves in excess of 400 million barrels of oil, it is expected to achieve ...
INTRODUCTION The ESARC is a multipurpose geological and geophysical survey ship for deep waters and rough sea conditions, the main feature of which is the use of flexodrilling. The USSR has ordered one of these vessels from SERETE, a French engineering company. The tasks that can be performed by this ...
ABSTRACT The cooling water system for the Seabrook Nuclear Power Station represents a unique venture in the utilization of the Ocean as a source for the plant's cooling water. An extensive tunnel system, bored out in bedrock, well under the waters surface will be used to connect the land based plant ...
ABSTRACT The Buccaneer oil/gas field, offshore Galveston, Texas, has been in operation for some 15 years and thus provides a good example of the effects of offshore exploration and production on the marine environment. As sediments are the ultimate sink for contaminants in the marine environment, a ...
Abstract A new drill pipe size, 5-7/8 in. OD, represents enabling technology for Extended Reach Drilling (ERD), deepwater and other deep well applications. Most world-class ERD and deepwater wells have traditionally been drilled with 5-1/2 in. drill pipe or a combination of 6-5/8 in. and 5-1/2 in. drill ...
ABSTRACT Optical viewing systems are severely hampered in muddy water. Under these circumstances, increased viewing distance (but less resolution) can be expected from ""viewing"" systems using longer wavelength acoustical energy. Acoustic images approaching optical quality can be obtained at short ...
Due to a paper numbering error, this number was also assigned to a paperpresented at the 1976 Offshore Technology Conference. To distinguishbetween the two papers, the filename extension -B has been added to the 1976paper and the filename extension -A has been added to this paper. ABSTRACT This paper ...
ABSTRACT This paper summarizes the data obtained from site surveying and sediment sampling of dredge spoil disposal mounds at the Central Long Island Sound site. Emphasis is placed on the geotechnical and geological features of the mound natural seabed. Since some of the spoil is contaminated, cappings ...
ABSTRACT The design and construction planning of deepwater tunneled ocean outfalls involves both underground and offshore engineering. In particular, the demands placed on the outfall seabed riser structures requires consideration of many of the engineering disciplines associated with the offshore industry. ...
There are numerous unresolved international legal problems which may affect the exploitation and investigation of the ocean. Most of the uncertainties probably will not be resolved for several years. There will be increasing international discussion and negotiation regarding the law of the sea in the ...
Introduction On 4th February 1970, the tanker Arrow struck Cerberus Rock in the entrance to Chedabucto Bay, Nova Scotia in bad weather. The Arrow, under charter to Imperial Oil Ltd., was carrying 16,000 tons of Bunker C oil for a pulp mill at Point Tupper, N. S. The loss of most of the cargo resulted ...
Abstract The ocean attracts and inspires thousands of students every year to pursue degrees in science, engineering, and technology. Yet with all the attention paid to the oceans, students often lack the information needed to make wise decisions about choosing an ocean-related career. The California ...
Abstract This paper describes the preparation and operation for the first use of a riserless mud recovery (RMR) system on the top-hole section of a well in the Gulf of Mexico. The material includes pre-well engineering and preparations including hydraulic analysis, pre-job vessel inspection, construction ...