FR330980A - Process for the manufacture of tubes - Google Patents

Process for the manufacture of tubes

Info

Publication number
FR330980A
FR330980A FR330980DA FR330980A FR 330980 A FR330980 A FR 330980A FR 330980D A FR330980D A FR 330980DA FR 330980 A FR330980 A FR 330980A
Authority
FR
France
Prior art keywords
tubes
manufacture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
George A. Martin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR330980A publication Critical patent/FR330980A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
FR330980D 1903-04-07 1903-04-07 Process for the manufacture of tubes Expired FR330980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR330980T 1903-04-07

Publications (1)

Publication Number Publication Date
FR330980A true FR330980A (en) 1903-08-28

Family

ID=1380723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR330980D Expired FR330980A (en) 1903-04-07 1903-04-07 Process for the manufacture of tubes

Country Status (1)

Country Link
FR (1) FR330980A (en)

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