FR802639A - Laminoir perfectionné pour la fabrication de tubes spéciaux de canons de fusils de chasse, de guerre ou autres pièces similaires
- Google Patents
Laminoir perfectionné pour la fabrication de tubes spéciaux de canons de fusils de chasse, de guerre ou autres pièces similaires
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IND POUR L EXPL DE PROCEDES SP
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IND POUR L EXPL DE PROCEDES SP
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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
B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
B21C37/15—Making tubes of special shape; Making tube fittings
B21C37/152—Making rifle or gun barrels
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR802639D1935-05-281935-05-28Laminoir perfectionné pour la fabrication de tubes spéciaux de canons de fusils de chasse, de guerre ou autres pièces similaires
ExpiredFR802639A
(fr)