FR850629A - Method and device for the production of double sheets - Google Patents

Method and device for the production of double sheets

Info

Publication number
FR850629A
FR850629A FR850629DA FR850629A FR 850629 A FR850629 A FR 850629A FR 850629D A FR850629D A FR 850629DA FR 850629 A FR850629 A FR 850629A
Authority
FR
France
Prior art keywords
production
double sheets
sheets
double
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)
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.)
ERFORSCHUNG und ENTWICKLUNG NE
Original Assignee
ERFORSCHUNG und ENTWICKLUNG NE
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 ERFORSCHUNG und ENTWICKLUNG NE filed Critical ERFORSCHUNG und ENTWICKLUNG NE
Application granted granted Critical
Publication of FR850629A publication Critical patent/FR850629A/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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/03—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR850629D 1939-02-20 1939-02-20 Method and device for the production of double sheets Expired FR850629A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR850629T 1939-02-20

Publications (1)

Publication Number Publication Date
FR850629A true FR850629A (en) 1939-12-21

Family

ID=9318656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850629D Expired FR850629A (en) 1939-02-20 1939-02-20 Method and device for the production of double sheets

Country Status (1)

Country Link
FR (1) FR850629A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208277B (en) * 1958-12-09 1966-01-05 Aga Ab Method and device for the production of ribbed heating elements from sheet metal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208277B (en) * 1958-12-09 1966-01-05 Aga Ab Method and device for the production of ribbed heating elements from sheet metal

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