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Pre-holed liner is often combined with openhole packers, such as swelling elastomers, mechanical packers or external casing packers, to provide zonal segregation and isolation. It is now quite common to see a combination of pre-holed liner, solid liner and swelling elastomer packers to provide an initial isolation of unwanted water or gas zones.
Casing Diameters of a Borehole Casing Diagram premium gas tight connections on a casing string. Casing is a large diameter pipe that is assembled and inserted into a recently drilled section of a borehole.
In the late 1890s the White Star Line's existing flagship ocean liners Teutonic and Majestic both launched in 1889, had become outmoded due to rapid advances in marine technology: Their competitors, the Cunard Line, had introduced the Campania and Lucania in 1893, and from 1897 the German Norddeutscher Lloyd began introducing four new Kaiser-class ocean liners beginning with Kaiser Wilhelm der ...
A landing craft in the flooded well deck of USS Comstock. The structure on the modern naval amphibious ships does not exactly fit the traditional "well deck" definition of a weather, or open deck, that is lower than adjacent decks, surrounded by bulkheads that would, lacking proper drainage, form a catchment for water; however, the structure has its origins in such an exaggerated deep deck on ...
A swage terminal is a product used to terminate wire. A swaging machine is used to terminate the wire. The wire is passed into a deep hole in the swage terminal which is then pressed onto the terminal by applying force. This type of product is used in the architectural and marine industries.
de Havilland Marine was a division of Hawker de Havilland Australia Pty. Ltd. which is now owned by Boeing Australia and known as Boeing Aerostructures Australia.. Following the downturn of aviation manufacturing in the late 1950s, the Australian subsidiary of de Havilland looked to produce products utilizing the skills and knowledge available to the company.
By taking on water the ship can lower its stern, flooding the well deck and allowing boats, amphibious vehicles and landing craft to dock within the ship. In the United States Navy, this is referred to as a well deck, and officially termed a wet well when the well deck is flooded for operations, [10]
A vessel's length at the waterline (abbreviated to L.W.L) [1] is the length of a ship or boat at the level where it sits in the water (the waterline). The LWL will be shorter than the length of the boat overall (length overall or LOA) as most boats have bows and stern protrusions that make the LOA greater than the LWL. As a ship becomes more ...