Flask sealing system and microwave treatment apparatus with such a sealing system
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United States of America Patent
Stats
-
Aug 3, 1999
Grant Date -
N/A
app pub date -
Mar 19, 1997
filing date -
May 11, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sealing system for sealing one or more flasks (10) with a longitudinal X-X' axis, open at a first end thereof (11) for introducing a sample and positioned inside microwave apllication cavity (100) for heating the sample is described. The system of the invention comprises a cap (20) to be partially inserted in the flaask along the X-X' axis so as to close the open end thereof and retaining meaans (30) for holding the cap in a flask sealing position, wherein the portion (22) of said cap which is inserted in the flask has a peripheral skirt (23) capable of sealingly engaging the inner wall (12) of the flask under an excess pressure created therein by heating the sample with microwaves.
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