VARIABLE STAGE COMPRESSORS
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United States of America
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Issued Date -
Jan 2, 2020
app pub date -
Jun 28, 2019
filing date -
Jun 28, 2019
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Abstract
A centrifugal compressor includes a first stage and a second stage. At least one of the first stage and the second stage includes an impeller and a shroud spaced from the impeller and configured to guide a fluid flow through the impeller. The shroud is selectively moveable between an engaged position and a disengaged position.
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