GB1290588A - - Google Patents

Info

Publication number
GB1290588A
GB1290588A GB1290588DA GB1290588A GB 1290588 A GB1290588 A GB 1290588A GB 1290588D A GB1290588D A GB 1290588DA GB 1290588 A GB1290588 A GB 1290588A
Authority
GB
United Kingdom
Prior art keywords
tube
lands
drawn
over
plug
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
English (en)
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 filed Critical
Publication of GB1290588A publication Critical patent/GB1290588A/en
Expired 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 OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/02—Rigid pipes of metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/10—Water tubes; Accessories therefor
    • F22B37/101—Tubes having fins or ribs
    • F22B37/103—Internally ribbed tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/10—Water tubes; Accessories therefor
    • F22B37/12—Forms of water tubes, e.g. of varying cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Metal Extraction Processes (AREA)
GB1290588D 1969-07-02 1970-06-26 Expired GB1290588A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44052752A JPS4931863B1 (xx) 1969-07-02 1969-07-02

Publications (1)

Publication Number Publication Date
GB1290588A true GB1290588A (xx) 1972-09-27

Family

ID=12923617

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1290588D Expired GB1290588A (xx) 1969-07-02 1970-06-26

Country Status (7)

Country Link
US (1) US3734140A (xx)
JP (1) JPS4931863B1 (xx)
CH (1) CH510847A (xx)
FR (1) FR2050447B1 (xx)
GB (1) GB1290588A (xx)
SE (1) SE358720B (xx)
ZA (1) ZA704552B (xx)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425942A (en) 1980-12-24 1984-01-17 Wieland-Werke A.G. Finned tube for a heat exchanger
GB2278912A (en) * 1991-02-21 1994-12-14 American Standard Inc Internally enhanced heat transfer tube
FR2708492A1 (fr) * 1993-08-05 1995-02-10 Balon Roger Leopold Procédé et installation pour la fabrication de tubes d'échangeur de chaleur et tubes obtenus.
GB2253048B (en) * 1991-02-21 1995-09-06 American Standard Inc Internally enhanced heat transfer tube

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE363164B (xx) * 1972-05-23 1974-01-07 Ctc Ab
US4044797A (en) * 1974-11-25 1977-08-30 Hitachi, Ltd. Heat transfer pipe
JPS5623603A (en) * 1979-08-01 1981-03-06 Mitsubishi Heavy Ind Ltd Forced flowinggthrough boiler
US4290389A (en) * 1979-09-21 1981-09-22 Combustion Engineering, Inc. Once through sliding pressure steam generator
JPH06100432B2 (ja) * 1984-06-20 1994-12-12 株式会社日立製作所 伝熱管
JPS6189497A (ja) * 1984-10-05 1986-05-07 Hitachi Ltd 伝熱管
US6182743B1 (en) * 1998-11-02 2001-02-06 Outokumpu Cooper Franklin Inc. Polyhedral array heat transfer tube
GB2371346B (en) * 2000-12-14 2002-12-04 Tayside Flow Technologies Ltd Improving fluid flow in tubing
US20150231946A1 (en) * 2014-02-14 2015-08-20 Unique Fabricating, Inc. Noise attenuated air duct
US10344580B2 (en) * 2017-05-03 2019-07-09 Ge Oil & Gas Esp, Inc. Passive multiphase flow separator
EP3542692A1 (de) * 2018-03-22 2019-09-25 HILTI Aktiengesellschaft Staubsaugerschlauch

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425942A (en) 1980-12-24 1984-01-17 Wieland-Werke A.G. Finned tube for a heat exchanger
US4476704A (en) * 1980-12-24 1984-10-16 Wieland-Werke Ag Method for producing finned tubes
GB2278912A (en) * 1991-02-21 1994-12-14 American Standard Inc Internally enhanced heat transfer tube
GB2253048B (en) * 1991-02-21 1995-09-06 American Standard Inc Internally enhanced heat transfer tube
GB2278912B (en) * 1991-02-21 1995-09-06 American Standard Inc Internally enhanced heat transfer tube
FR2708492A1 (fr) * 1993-08-05 1995-02-10 Balon Roger Leopold Procédé et installation pour la fabrication de tubes d'échangeur de chaleur et tubes obtenus.

Also Published As

Publication number Publication date
DE2032891A1 (de) 1971-02-04
ZA704552B (en) 1971-03-31
CH510847A (de) 1971-07-31
FR2050447B1 (xx) 1973-10-19
SE358720B (xx) 1973-08-06
DE2032891B2 (de) 1972-11-09
FR2050447A1 (xx) 1971-04-02
US3734140A (en) 1973-05-22
JPS4931863B1 (xx) 1974-08-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee