961 resultados para recovery of by-products
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Contribution from Production and Marketing Administration.
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Mode of access: Internet.
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Contains sketches of the early settlers. Reprinted from the New England historical and genealogical register for Oct. 1851, v. 5, p. 389-402, 465-468, where it appeared anonymously under title "Old Dorchester, recovery of some materials for its history, general and particular."
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Mode of access: Internet.
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At head of title: The greatest criminal of the past century; stole millions--imprisoned but once.
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Mode of access: Internet.
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Includes bibliographies.
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Mode of access: Internet.
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Blank pages for "Memoranda" ([10] at end)
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Title Varies: Forest Products
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Mode of access: Internet.
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A new device has been developed to directly measure the bubble loading of particle-bubble aggregates in industrial flotation machines, both mechanical flotation cells as well as flotation column cells. The bubble loading of aggregates allows for in-depth analysis of the operating performance of a flotation machine in terms of both pulp/collection zone and froth zone performance. This paper presents the methodology along with an example showing the excellent reproducibility of the device and an analysis of different operating conditions of the device itself. (C) 2004 Elsevier B.V All rights reserved.
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It has been observed in several Jameson cell installation where the source for flotation feed is deslime screens, that the recovery of coal particles greater than 0.5 mm is not as great as that of finer material. Consequently, a research project was undertaken at a CHPP in the Bowen Basin Queensland to assess the possibility of increasing the recovery of coarser particles (+0.5 mm) within the downcomer of the Jameson cell. The effect of decreasing turbulence and agitation in a commercial-scale downcomer was investigated to assess the effect oil the recovery of both coarse and fine coal particles. This paper details the findings of the test work, summarising the results relating to differences in the operating parameters within the downcomer. (C) 2005 Elsevier Ltd. All rights reserved.