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Publication of BE554788ApublicationCriticalpatent/BE554788A/fr
D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
D01D4/00—Spinnerette packs; Cleaning thereof
D01D4/02—Spinnerettes
D01D4/022—Processes or materials for the preparation of spinnerettes
B—PERFORMING OPERATIONS; TRANSPORTING
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C25/00—Profiling tools for metal extruding
B21C25/02—Dies
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Textile Engineering
(AREA)
Spinning Methods And Devices For Manufacturing Artificial Fibers
(AREA)
Procede de fabrication par addition de matiere d'un support inorganique de filtration a partir d'une composition thermofusible et membrane obtenue
Procédé de fabrication d’une pièce munie d’un trou cylindrique par dépôt et solidification de couches successives d’une poudre et piece obtenue par ce procede