US Patent 7878225 Vacuum attachment and method
Patent 7878225 was granted and assigned to Tubemaster, Inc. on February, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A device and method for vacuuming solid particles out of a chemical reactor tube. One embodiment comprises the step of substantially reducing the vacuum level applied to the vacuum conduit when the conduit reaches a desired depth within the reactor tube by using means responsive to the depth to which the vacuum conduit is inserted into the reactor tube.
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Patent Inventor Names
August M. Dattilo, III0
Clifford L. Johns0
Daniel D. Sympson0
Manfred Schmidt0
Munaf Najmuddin Chasmawala0
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US Patent 07878225 Vacuum attachment and method US Patent 7878225 Vacuum attachment and method
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Patent Number
07878225
Patent Number
7878225
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Official Website
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US Patent 07878225 Vacuum attachment and method
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Is a
Current assignee
Patent jurisdiction
Patent number
07878225
Date of patent
February 1, 2011
Patent application number
11954495
Date Filed
December 12, 2007
Patent primary examiner
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