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专利名称：Enhanced bitumen flotation
发明人：Robert Siy,Jonathan Spence,Owen Neiman申请号：US11673479申请日：20070209公开号：US07727385B2公开日：20100601
专利附图：
摘要：A method and apparatus for recovering bitumen as froth from a feed streamhaving solids, water and bitumen is provided using a separating vessel having mountedthereon a downpipe assembly, the downpipe assembly having at least one downpipe anda nozzle in fluid communication with each downpipe, for aerating a stream of middlings
withdrawn from the separating vessel and reintroducing the aerated middlings back tothe separating vessel.
申请人：Robert Siy,Jonathan Spence,Owen Neiman
地址：Edmonton CA,Edmonton CA,Fort McMurray CA
国籍：CA,CA,CA
代理机构：Bennett Jones LLP
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