Page 40: of Maritime Reporter Magazine (November 1981)

ing domestic drilling contracting firms, formed in 1921, is a wholly owned subsidiary of Noble Affil- iates, Inc. It owns seven platform rigs, three shallow-water mobile rigs, three inland barge rigs, and 34 land rigs.

Named the Ed Holt, the over- all dimensions of the triangular- shaped rig are 200 feet by 186 feet by 23 feet. The 414-foot-long four-chord square-truss legs al- low the vessel to drill in water depths up to 300 feet to a maxi- mum well depth of 25,000 feet.

Approximate cost of this rig is $37 million.

Design criteria of the canti- levered unit make it capable of operating under the harshest weather conditions. This self- elevating platform will be able to withstand winds of up to 109 knots and seas of 50 feet. Accom- modations will be provided for a crew of 54.

Alfa-Laval Separators

Offered In Two Series —Literature Available

An eight-page illustrated bro- chure describing the capabilities of two series of MAB separators for marine and mineral oils has been published by Alfa-Laval Inc.,

Fort Lee, N.J.

The company's 200 and 100 series are depicted with photo- graphs and dimensional drawings of the units in which components are identified. An installation chart and specifications also are included.

The MAB 200 separator series has five models of high-speed cen- trifugals which are designed to remove impurities from mineral oils in a continuous process. The two-model 100 separator series is designed for smaller capabilities.

For a free copy of the brochure,

Write 10 on Reader Service Card

The Ed Holt, a Class 111-C self-elevating mobile offshore drilling unit, is launched at Levingston Shipbuilding Company, Orange, Texas.

Levingston Launches The Ed Holt,

First Of Two Jackups For Noble Drilling

Levingston Shipbuilding Com- drilling rigs for Noble Drilling pany, Orange, Texas, recently Corporation of Ardmore, Okla. launched the first of two jackup Noble Drilling, one of the lead-

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