Title:
APPARATUS FOR PRODUCING NONWOVEN FLEECES
United States Patent 3528129
Inventors:
Hartmann, Ludwig
Publication Date:
09/15/1970
Export Citation:
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Assignee:
FREUDENBERG CARL KG
Primary Class:
425/224
Other Classes:
19/299, 264/12, 425/72.2, 425/115
International Classes:
D01D5/04; D01D5/098; D01D5/23; D01D5/253; D04H3/16; (IPC1-7): B28B21/54
View Patent Images:
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US Patent References:
3379811Apparatus and process for production of filaments
3366722Yarn manufacture
3303169High-modulus, high-tenacity, lowshrinkage polyamide yarn
3297807Process for the manufacture of spontaneously crimping composite filaments
3266969Tufting process and products having tufted structures
3219739Process for preparing convoluted fibers
3154836Method and apparatus for handling continuous filamentary material
3028623Apparatus for producing a low density mat of glass fibers
2644779Method for the continuous molding of brassieres and other threedimensional articles
2604667Yarn process
2508462Method and apparatus for the manufacture of synthetic staple fibers
2437263N/A
2411660Method of making filter cartridges, abrasive sheets, scouring pads, and the like
2331945Production of curled mineral fibers
2121802Method and apparatus for strengthening fibers
Foreign References:
NL296015A




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