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Class Information
Number: 452/28
Name: Butchering > Shirring of casing > Fluid lubrication of casing > Inflation pressure control
Description: Subject matter wherein the lubricating fluid is a gas injected between the casing and the mandrel to expand the casing about the mandrel, the device further including a sensing means which regulates the amount of injected gas.

Patents under this class:

Patent Number Title Of Patent Date Issued
4127918 Shirring machine mandrel Dec. 5, 1978
4086684 Shirring machine mandrel May. 2, 1978
3938220 Zone regulation of casing inflation gas Feb. 17, 1976
3934309 Zone regulation of casing inflation gas Jan. 27, 1976

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