Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Production of continuous or running length
Patent
1997-02-07
1998-06-30
Tentoni, Leo B.
Plastic and nonmetallic article shaping or treating: processes
Direct application of fluid pressure differential to...
Production of continuous or running length
264103, 26417113, 26421112, D01D 508, D02J 100
Patent
active
057729522
ABSTRACT:
A yarn of meltblown thermoplastic fibers is manufactured by meltblowing fibers onto a collector to form a thin web thereon, and continuously withdrawing and twisting the web into a generally circular yarn. In a preferred embodiment the yarn has a reinforcing cord disposed therein to lend strength thereto. The yarn is suited for many applications, including knitted and woven fabrics, and cartridge filters.
REFERENCES:
patent: 3595245 (1971-07-01), Buntin et al.
patent: 3615995 (1971-10-01), Buntin et al.
patent: 3684415 (1972-08-01), Buntin et al.
patent: 4948549 (1990-08-01), Erdmannsdorfer et al.
patent: 5225014 (1993-07-01), Ogata et al.
Responding to Market Trends: Parker Hannifin Introduces Fulflo Filters Wound Filter Cartridges (Undated).
Allen Martin A.
Jirsak Oldrich
Graham R. L.
J&M Laboratories, Inc.
Tentoni Leo B.
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