EP0309945A3 - Device for applying a descaling agent to the inner surface of a loop - Google Patents

Device for applying a descaling agent to the inner surface of a loop Download PDF

Info

Publication number
EP0309945A3
EP0309945A3 EP88115722A EP88115722A EP0309945A3 EP 0309945 A3 EP0309945 A3 EP 0309945A3 EP 88115722 A EP88115722 A EP 88115722A EP 88115722 A EP88115722 A EP 88115722A EP 0309945 A3 EP0309945 A3 EP 0309945A3
Authority
EP
European Patent Office
Prior art keywords
applying
loop
descaling agent
descaling
agent
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.)
Granted
Application number
EP88115722A
Other languages
German (de)
Other versions
EP0309945B1 (en
EP0309945A2 (en
Inventor
Hansjorg Furrer
Norbert Richle
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.)
Lonza AG
Original Assignee
Lonza AG
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 Lonza AG filed Critical Lonza AG
Priority to AT88115722T priority Critical patent/ATE76335T1/en
Publication of EP0309945A2 publication Critical patent/EP0309945A2/en
Publication of EP0309945A3 publication Critical patent/EP0309945A3/en
Application granted granted Critical
Publication of EP0309945B1 publication Critical patent/EP0309945B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/04—Apparatus for cleaning or pickling metallic material for cleaning pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C3/00—Abrasive blasting machines or devices; Plants
    • B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
    • B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
    • B24C3/327—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes by an axially-moving flow of abrasive particles without passing a blast gun, impeller or the like along the internal surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Cleaning In General (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Coating Apparatus (AREA)
  • Fluid-Damping Devices (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Nozzles (AREA)
  • Fire-Extinguishing Compositions (AREA)
  • Casting Devices For Molds (AREA)
  • Control Of Metal Rolling (AREA)
  • Gas Separation By Absorption (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)

Abstract

The invention relates to a device for applying a descaling agent to the inner surface of a red-hot hollow blank in the production of seamless tubes.
EP88115722A 1987-09-29 1988-09-23 Device for applying a descaling agent to the inner surface of a loop Expired - Lifetime EP0309945B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT88115722T ATE76335T1 (en) 1987-09-29 1988-09-23 DEVICE FOR APPLYING A DESCALING AGENT TO THE INTERIOR SURFACE OF A LOUPE.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3777/87 1987-09-29
CH3777/87A CH674164A5 (en) 1987-09-29 1987-09-29

Publications (3)

Publication Number Publication Date
EP0309945A2 EP0309945A2 (en) 1989-04-05
EP0309945A3 true EP0309945A3 (en) 1990-05-30
EP0309945B1 EP0309945B1 (en) 1992-05-20

Family

ID=4263265

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88115722A Expired - Lifetime EP0309945B1 (en) 1987-09-29 1988-09-23 Device for applying a descaling agent to the inner surface of a loop

Country Status (13)

Country Link
US (1) US5102468A (en)
EP (1) EP0309945B1 (en)
JP (1) JP2737168B2 (en)
CN (1) CN1020073C (en)
AT (1) ATE76335T1 (en)
CA (1) CA1314793C (en)
CH (1) CH674164A5 (en)
CS (1) CS274438B2 (en)
DE (1) DE3871309D1 (en)
ES (1) ES2031564T3 (en)
MX (1) MX170721B (en)
SU (1) SU1620043A3 (en)
YU (1) YU178488A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111673879A (en) * 2020-06-08 2020-09-18 郑州航空工业管理学院 Green formaldehyde-absorbing concrete slab and forming device

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EP0133937A1 (en) * 1983-08-17 1985-03-13 Lonza Ag Process for descaling loops
EP0172366A1 (en) * 1984-07-23 1986-02-26 Lonza Ag Method and apparatus for pickling work pieces for making tubes
EP0250881A1 (en) * 1986-07-03 1988-01-07 Lonza Ag Process for applying a fluent material to the inner side of a hollow body, and apparatus for carrying out the process

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Publication number Priority date Publication date Assignee Title
DE1206677B (en) * 1960-04-18 1965-12-09 Klean Kote Inc Method and device for cleaning pipelines by blowing in a sand-air mixture
US3137974A (en) * 1962-01-29 1964-06-23 Wyatt S Kirkland Spin-blast tool
GB1012442A (en) * 1962-05-22 1965-12-08 Klean Kote Inc Improvements in or relating to pipeline cleaning methods and apparatus
US3139711A (en) * 1962-08-28 1964-07-07 Schlumberger Well Surv Corp Pipeline cleaning systems
US4055025A (en) * 1976-11-22 1977-10-25 Union Carbide Corporation Apparatus for improved cleaning of pipeline inlets
FR2483265A1 (en) * 1980-05-29 1981-12-04 Nihon Plant Service Center Ltd Internal painting of pipe - uses high speed spiral air current containing drops of paint
DE3235506A1 (en) * 1982-09-24 1984-03-29 Marubeni Construction Machinery Sales, Inc., Tokyo RESTORATION DEVICE FOR FLUID CHANNELS
EP0133937A1 (en) * 1983-08-17 1985-03-13 Lonza Ag Process for descaling loops
EP0172366A1 (en) * 1984-07-23 1986-02-26 Lonza Ag Method and apparatus for pickling work pieces for making tubes
EP0250881A1 (en) * 1986-07-03 1988-01-07 Lonza Ag Process for applying a fluent material to the inner side of a hollow body, and apparatus for carrying out the process

Also Published As

Publication number Publication date
CA1314793C (en) 1993-03-23
DE3871309D1 (en) 1992-06-25
SU1620043A3 (en) 1991-01-07
ATE76335T1 (en) 1992-06-15
EP0309945B1 (en) 1992-05-20
CH674164A5 (en) 1990-05-15
CN1032422A (en) 1989-04-19
CS648088A2 (en) 1990-08-14
JPH01107917A (en) 1989-04-25
EP0309945A2 (en) 1989-04-05
US5102468A (en) 1992-04-07
CS274438B2 (en) 1991-04-11
YU178488A (en) 1993-10-20
CN1020073C (en) 1993-03-17
ES2031564T3 (en) 1992-12-16
JP2737168B2 (en) 1998-04-08
MX170721B (en) 1993-09-09

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