JPS6335340B2 - - Google Patents

Info

Publication number
JPS6335340B2
JPS6335340B2 JP13096682A JP13096682A JPS6335340B2 JP S6335340 B2 JPS6335340 B2 JP S6335340B2 JP 13096682 A JP13096682 A JP 13096682A JP 13096682 A JP13096682 A JP 13096682A JP S6335340 B2 JPS6335340 B2 JP S6335340B2
Authority
JP
Japan
Prior art keywords
cut
rolling
heat exchanger
roll
cuts
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
JP13096682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5921430A (ja
Inventor
Hirosuke Yamamoto
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.)
Nihon Kentetsu Co Ltd
Original Assignee
Nihon Kentetsu Co Ltd
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 Nihon Kentetsu Co Ltd filed Critical Nihon Kentetsu Co Ltd
Priority to JP13096682A priority Critical patent/JPS5921430A/ja
Publication of JPS5921430A publication Critical patent/JPS5921430A/ja
Publication of JPS6335340B2 publication Critical patent/JPS6335340B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
    • B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
JP13096682A 1982-07-27 1982-07-27 伝熱管の製造方法 Granted JPS5921430A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13096682A JPS5921430A (ja) 1982-07-27 1982-07-27 伝熱管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13096682A JPS5921430A (ja) 1982-07-27 1982-07-27 伝熱管の製造方法

Publications (2)

Publication Number Publication Date
JPS5921430A JPS5921430A (ja) 1984-02-03
JPS6335340B2 true JPS6335340B2 (enrdf_load_stackoverflow) 1988-07-14

Family

ID=15046779

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13096682A Granted JPS5921430A (ja) 1982-07-27 1982-07-27 伝熱管の製造方法

Country Status (1)

Country Link
JP (1) JPS5921430A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03283925A (ja) * 1990-03-30 1991-12-13 Tamura Electric Works Ltd 無線電話システム
JPH0870262A (ja) * 1994-08-29 1996-03-12 Nec Corp 移動体通信装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03283925A (ja) * 1990-03-30 1991-12-13 Tamura Electric Works Ltd 無線電話システム
JPH0870262A (ja) * 1994-08-29 1996-03-12 Nec Corp 移動体通信装置

Also Published As

Publication number Publication date
JPS5921430A (ja) 1984-02-03

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