Sealable valve bag and method for making a sealable valve bag
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United States of America Patent
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Jul 22, 2003
Issued Date -
N/A
app pub date -
Aug 13, 2001
filing date -
May 2, 2001
priority date (Note) -
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Abstract
The valve bag includes a bag body having a valve end portion, the valve end portion constructed to form a filling passage in which a valve sleeve is inserted. The valve sleeve has a first end extending into the interior of the valve bag and a second end extending exteriorily from the bag body. A valve protection member is secured to the second end.
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