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| Number | Title | Issue Date |
| 4089086 | Air lay-down process for producing uniform lightweight webs from textile fibers Process is disclosed which is suitable for high speed production of uniform, lightweight webs by air-laydown of textile fibers. A toothed disperser roll doffs the fibers into an air stream of high uniform velocity and low turbulence to form a thin fiber l... | 05/16/1978 |
| 4065832 | Apparatus for forming a fibrous structure An apparatus and method for fluid-forming (e.g., air-forming) a fibrous structure, such as a fibrous web, employs a conveying duct through which a stream of fluid-entrained fibers is directed, and a foraminous surface intercepting the downstream end of th... | 01/03/1978 |
| 4064600 | Method for forming fibrous structures A method for forming a fibrous structure from a fibrous feed by: (1) directing the feed into engagement with projections on a rotating fiberizing drum for separating fibers from the feed; (2) directing the separated fibers to a release zone at which they ... | 12/27/1977 |
| 4004323 | Method of forming a nonwoven fibrous web The invention resides in a method of forming a nonwoven web by employing a forming apparatus which includes a fiberizing roll for separating fibers from a feed mat and entraining them in a gaseous medium, a foraminous forming surface through which the gas... | 01/25/1977 |
| 3972092 | Machine for forming fiber webs In this machine, tufts of fibers are delivered from a feed section by an air bridge into a generally vertical chute past a rotary feeder condenser on which the fibers are formed into a mat which is carried onto a feed plate over which the mat is fed by a ... | 08/03/1976 |
