Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent
1992-04-30
1993-10-26
Ryan, Patrick J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including variation in thickness
428129, 428284, 428286, 428190, 428515, 428398, 428 361, 428224, 428240, 428283, 428327, 428340, 428365, 428372, 428376, 2105021, 210 691, 210924, B32B 306
Patent
active
052564665
ABSTRACT:
The present invention provides a liquid sorbent article comprising at least two contiguous layers formed from a single sheet, said layers being joined at a fold in said sheet and being intermittently releasably bonded together.
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3M Product Bulletin No. 70-0704-0625-4(227.5)DPI, "Maintenance Sorbents" van Wente, "Superfine Thermoplastic Fibers", Industrial Engineering Chemistry, vol. 48, pp. 1342 et. seq. (1956).
Report No. 4364, Naval Research Laboratories, May 25, 1954, by van Wente, A. Boone, C. D., and Fluharty, E. L., "Manufacture of Superfine Organic Fibers".
Berringan Michael R.
Seppala Harold J.
Griswold Gary L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Ryan Patrick J.
Truesdale Carole
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