886 resultados para tin electrode


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"Contract AT-30-1-Gen-366."

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"This work was supported in part by the General Research Provision of contract between the Air Force and Space Technology Laboratories, Inc., and in part by the Office of Naval Research."

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The consumable electrode arc melting of cold-compacted thorium powder has been developed to produce dense, clean and soft ingots which can be hot rolled without cracking. By using a water-cooled copper crucible, contamination has been prevented and resultant ingots cleaner than the original powder have been produced.

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Mottled brown cloth binding stamped in red and black on spine and front cover.

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"A medley of remarks, ethical, political, and philosophical."--Dict. nat. biog.

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At head of title: Imperial Mineral Resources Bureau.

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At head of title: Imperial Mineral Resources Bureau.

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Mode of access: Internet.

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Mode of access: Internet.

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Description based on: volume 39, no. 1 (Jan. 7, 1893); title from caption.

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"Issued under the authority of the Hon. A.E. Solomon, Minister for Mines."