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Diamond Offshore Drilling, Inc. is an offshore drilling contractor. The company is headquartered in Katy, Texas , United States, and has major offices in Australia, Brazil, Mexico, Scotland, Singapore, and Norway.
In 1953, the company was founded by Alden J. "Doc" Laborde, who also founded Tidewater, and John Hayward. Hayward was the builder of the Barnsdall rig and holder of the patent on submersible drilling barge methodology. Charles Murphy Jr. of Murphy Oil invested $500,000 in the company and assisted Laborde in finding additional investors. [1]
A year later, the combined businesses were renamed Diamond Offshore. The operating subsidiary, which went public in 1995, provides contract drilling services to the energy industry globally. [7] In 2003, Loews purchased Texas Gas Transmission, then bought Gulf South Pipeline Company a year later.
The Noxal-1 well (3,115 feet deep) was drilled by Diamond Offshore Drilling, a Texas-based company. [5] The drilling started on 8 December 2005. [6] References
Almonty Industries Inc. is a global mining company focused on tungsten mining and exploration. ... including diamond drilling and some preliminary engineering. In the ...
Exploration diamond drilling differs from other geological drilling (such as Reverse Circulation (RC) Drilling [3]) in that a solid core is extracted from depth, for examination on the surface. The key technology of the diamond drill is the actual diamond bit itself. [4] It is composed of industrial diamonds set into a soft metallic matrix.
In 1990 the oil drilling company proposed selling its entire fleet of offshore drilling rigs to focus solely on fishing. The company had not had a profitable quarter in more than five years. In 1990, Zapata Offshore sold 12 of its drilling rigs to Arethusa Offshore, which a few years later merged with Diamond Offshore. Still struggling with ...
In the 1960s and 1970s, Longyear began to diversify into other areas beyond traditional mineral exploration drilling. The company began using diamond bits for drilling and sawing concrete in the construction industry. In 1977, Longyear purchased rights to make concrete saws from the Drillistics Company. The firm's Salt Lake City plant began ...