JPS5773473A - Marking discriminating method of steel material - Google Patents

Marking discriminating method of steel material

Info

Publication number
JPS5773473A
JPS5773473A JP14763480A JP14763480A JPS5773473A JP S5773473 A JPS5773473 A JP S5773473A JP 14763480 A JP14763480 A JP 14763480A JP 14763480 A JP14763480 A JP 14763480A JP S5773473 A JPS5773473 A JP S5773473A
Authority
JP
Japan
Prior art keywords
read
marking
mark
powder
light source
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.)
Pending
Application number
JP14763480A
Other languages
English (en)
Inventor
Hidekazu Makabe
Shigeo Kawabata
Yoshiaki Yamato
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP14763480A priority Critical patent/JPS5773473A/ja
Publication of JPS5773473A publication Critical patent/JPS5773473A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K2019/06215—Aspects not covered by other subgroups
    • G06K2019/06225—Aspects not covered by other subgroups using wavelength selection, e.g. colour code
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K2019/06215—Aspects not covered by other subgroups
    • G06K2019/06253—Aspects not covered by other subgroups for a specific application

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Duplication Or Marking (AREA)
JP14763480A 1980-10-23 1980-10-23 Marking discriminating method of steel material Pending JPS5773473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14763480A JPS5773473A (en) 1980-10-23 1980-10-23 Marking discriminating method of steel material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14763480A JPS5773473A (en) 1980-10-23 1980-10-23 Marking discriminating method of steel material

Publications (1)

Publication Number Publication Date
JPS5773473A true JPS5773473A (en) 1982-05-08

Family

ID=15434761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14763480A Pending JPS5773473A (en) 1980-10-23 1980-10-23 Marking discriminating method of steel material

Country Status (1)

Country Link
JP (1) JPS5773473A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59121474A (ja) * 1982-12-27 1984-07-13 Toyota Tsusho Kk 「けい」光記号識別装置
JPS59215216A (ja) * 1983-05-13 1984-12-05 Maakutetsuku:Kk 鋼材の工程管理マ−クのマ−キング及び読取り方法
JPS60115311A (ja) * 1983-11-26 1985-06-21 Kawasaki Steel Corp パイプの生産管理方法およびこれに用いる光学的読取り装置
JPS635487A (ja) * 1986-06-25 1988-01-11 Kanebo Ltd 布帛の識別方法
JP2013254265A (ja) * 2012-06-05 2013-12-19 Marktec Corp ピース管理システム
EP3357596A1 (en) * 2017-02-07 2018-08-08 Fundacíon Tecnalia Research & Innovation Method, system and computer program for detecting printed elements on iron and steel products
JP2020500712A (ja) * 2016-10-05 2020-01-16 フラウンホーファー−ゲゼルシャフト ツル フェルデルング デル アンゲヴァンテン フォルシュング エー ファウＦｒａｕｎｈｏｆｅｒ−Ｇｅｓｅｌｌｓｃｈａｆｔ ｚｕｒ Ｆｏｅｒｄｅｒｕｎｇ ｄｅｒ ａｎｇｅｗａｎｄｔｅｎ Ｆｏｒｓｃｈｕｎｇ ｅ．Ｖ． 工作物のマーキング方法および工作物

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59121474A (ja) * 1982-12-27 1984-07-13 Toyota Tsusho Kk 「けい」光記号識別装置
JPS59215216A (ja) * 1983-05-13 1984-12-05 Maakutetsuku:Kk 鋼材の工程管理マ−クのマ−キング及び読取り方法
JPS60115311A (ja) * 1983-11-26 1985-06-21 Kawasaki Steel Corp パイプの生産管理方法およびこれに用いる光学的読取り装置
JPS635487A (ja) * 1986-06-25 1988-01-11 Kanebo Ltd 布帛の識別方法
JP2013254265A (ja) * 2012-06-05 2013-12-19 Marktec Corp ピース管理システム
JP2020500712A (ja) * 2016-10-05 2020-01-16 フラウンホーファー−ゲゼルシャフト ツル フェルデルング デル アンゲヴァンテン フォルシュング エー ファウＦｒａｕｎｈｏｆｅｒ−Ｇｅｓｅｌｌｓｃｈａｆｔ ｚｕｒ Ｆｏｅｒｄｅｒｕｎｇ ｄｅｒ ａｎｇｅｗａｎｄｔｅｎ Ｆｏｒｓｃｈｕｎｇ ｅ．Ｖ． 工作物のマーキング方法および工作物
US11235368B2 (en) 2016-10-05 2022-02-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for marking workpieces, and workpiece
EP3357596A1 (en) * 2017-02-07 2018-08-08 Fundacíon Tecnalia Research & Innovation Method, system and computer program for detecting printed elements on iron and steel products

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