DE3772727D1 - Verfahren zum bilden von mikroperforationen auf der flaeche eines walzzylinders. - Google Patents

Verfahren zum bilden von mikroperforationen auf der flaeche eines walzzylinders.

Info

Publication number
DE3772727D1
DE3772727D1 DE8787870167T DE3772727T DE3772727D1 DE 3772727 D1 DE3772727 D1 DE 3772727D1 DE 8787870167 T DE8787870167 T DE 8787870167T DE 3772727 T DE3772727 T DE 3772727T DE 3772727 D1 DE3772727 D1 DE 3772727D1
Authority
DE
Germany
Prior art keywords
duration
laser
pulse
energy
rolling cylinder
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 - Lifetime
Application number
DE8787870167T
Other languages
English (en)
Inventor
Jean Crahay
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.)
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
Centre de Recherches Metallurgiques CRM ASBL
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 Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL
Application granted granted Critical
Publication of DE3772727D1 publication Critical patent/DE3772727D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/005—Rolls with a roughened or textured surface; Methods for making same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0823—Devices involving rotation of the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2267/00—Roll parameters
    • B21B2267/10—Roughness of roll surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)
  • X-Ray Techniques (AREA)
  • Crushing And Grinding (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
DE8787870167T 1986-12-08 1987-12-04 Verfahren zum bilden von mikroperforationen auf der flaeche eines walzzylinders. Expired - Lifetime DE3772727D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU86705A LU86705A1 (fr) 1986-12-08 1986-12-08 Procede pour former des microperforations a la surface d'un cylindre de laminoir

Publications (1)

Publication Number Publication Date
DE3772727D1 true DE3772727D1 (de) 1991-10-10

Family

ID=19730837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787870167T Expired - Lifetime DE3772727D1 (de) 1986-12-08 1987-12-04 Verfahren zum bilden von mikroperforationen auf der flaeche eines walzzylinders.

Country Status (5)

Country Link
EP (1) EP0271469B1 (de)
JP (1) JPS63174792A (de)
AT (1) ATE66843T1 (de)
DE (1) DE3772727D1 (de)
LU (1) LU86705A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1001336A7 (fr) * 1988-01-08 1989-10-03 Centre Rech Metallurgique Procede de marquage de la surface d'un cylindre de laminoir.
US5916462A (en) * 1993-09-13 1999-06-29 James; William A. Laser drilling processes for forming an apertured film
AU5615199A (en) * 1998-09-28 2000-04-17 Sm Schweizerische Munitionsunternehmung Ag Method for changing the properties of the surfaces of work pieces

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842372A (en) * 1970-07-14 1974-10-15 Data Optics Corp Extremely fast gaseous stark field light modulators and q-switched laser for the infrared wavelength region
US3742182A (en) * 1971-12-27 1973-06-26 Coherent Radiation Method for scanning mask forming holes with a laser beam
CH565020A5 (de) * 1973-04-03 1975-08-15 Filtrox Maschinenbau Ag
US4131782A (en) * 1976-05-03 1978-12-26 Lasag Ag Method of and apparatus for machining large numbers of holes of precisely controlled size by coherent radiation
BE870609A (fr) * 1977-09-22 1979-01-15 Centre Rech Metallurgique Procede et dispositif pour ameliorer les proprietes des toles minces en acier
LU80792A1 (fr) * 1979-01-15 1980-08-08 Ntre De Rech Metallurg Ct Voor Dispsitif et procede pour effectuer des perforations a la surface des cylindres de laminoirs
LU84687A1 (fr) * 1983-03-11 1984-11-14 Centre Rech Metallurgique Procede pour ameliorer l'etat de surface d'un cylindre
JPS602156A (ja) * 1983-06-13 1985-01-08 Shuzo Nakazono 豆乳の製造方法
US4609807A (en) * 1984-12-28 1986-09-02 Midwest Laser Systems, Inc. Apparatus and methods for laser severing metal tubular stock

Also Published As

Publication number Publication date
EP0271469A2 (de) 1988-06-15
JPS63174792A (ja) 1988-07-19
ATE66843T1 (de) 1991-09-15
EP0271469B1 (de) 1991-09-04
LU86705A1 (fr) 1988-07-14
EP0271469A3 (en) 1988-09-28

Similar Documents

Publication Publication Date Title
DE60036048D1 (de) Verfahren zum Formen von blinden Bohrungen in chirurgischen Nadeln mittels eines diodengepumpten Nd:YAG-Lasers
DE3750649D1 (de) Verfahren und Vorrichtung zum Ausgleichen der Ausgangsleistung eines Laser-Markierungssystems.
DE59002985D1 (de) Verfahren und Vorrichtung zum Herstellen von Hohlräumen in Werkstücken mittels Laserstrahls.
DE3580474D1 (de) Verfahren zum bearbeiten von werkstuecken mittels laserstrahl.
ES8100845A1 (es) Procedimiento y su correspondiente aparato para asegurar la fiabilidad de la produccion de impulsos repetidos de energia de haz electronico
DK409789A (da) Fremgangsmaade til afrunding af boersters boersteender
DE3882063D1 (de) Verfahren zur erzeugung von buchstaben beim punktdruck.
DE3869314D1 (de) Verfahren zur herstellung von alkalimetallsalzen der 2-pyrrolidon-5-carbonsaeure.
DE3772727D1 (de) Verfahren zum bilden von mikroperforationen auf der flaeche eines walzzylinders.
JPS5325996A (en) Laser working method
DE3878444D1 (de) Verfahren zum markieren der oberflaeche einer walze.
DE69010500D1 (de) Verfahren zum erzeugung von kreisen mit kleinem strahl in rohrförmigen strukturen.
ITMI932157A1 (it) Metodo e dispositivo per colorare superfici metalliche in modo selettivo ed ecologico
DE3764337D1 (de) Verfahren fuer die wasserbehandlung.
JPS5411593A (en) Method of boring metallic plate laser beam
JPS5744204A (en) Drilling method of boron material
DE3769645D1 (de) Vorrichtung zum schweissen von werkstuecken mittels eines laserstrahles.
JPS56168573A (en) Generating method of ultrasonic pulse wave
JPS54102692A (en) Method of working with laser and hologram
JPS552710A (en) Improving method for antiseizing property of parts
JPS544846A (en) Solder supply method
JPS5439337A (en) Electron beam welder in air
JPS5471059A (en) Laser welding method
JPS5410497A (en) Method of laser working
JPS53119495A (en) Laser processing method

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee