๐”– Bobbio Scriptorium
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Liquid seal pump with helical screw


Publisher
Elsevier Science
Year
2003
Tongue
English
Weight
180 KB
Volume
2003
Category
Article
ISSN
1350-4789

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โœฆ Synopsis


Long history

John Crane developed first non-contacting, dry-running gas seal 30 years ago, according to Hosanna. He says that since then the Type 28 seals have been used in thousands of applications around the world. Many of the seals have been performing for 10 years or more.


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