FR2102259A1 - - Google Patents

Info

Publication number
FR2102259A1
FR2102259A1 FR7129150A FR7129150A FR2102259A1 FR 2102259 A1 FR2102259 A1 FR 2102259A1 FR 7129150 A FR7129150 A FR 7129150A FR 7129150 A FR7129150 A FR 7129150A FR 2102259 A1 FR2102259 A1 FR 2102259A1
Authority
FR
France
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
FR7129150A
Other languages
French (fr)
Other versions
FR2102259B1 (OSRAM
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.)
CT VOOR RESEARCH
Original Assignee
CT VOOR RESEARCH
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 CT VOOR RESEARCH filed Critical CT VOOR RESEARCH
Publication of FR2102259A1 publication Critical patent/FR2102259A1/fr
Application granted granted Critical
Publication of FR2102259B1 publication Critical patent/FR2102259B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/24—Test rods or other checking devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • F27D21/02—Observation or illuminating devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Radiation Pyrometers (AREA)
FR7129150A 1970-08-14 1971-08-10 Expired FR2102259B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE754913 1970-08-14

Publications (2)

Publication Number Publication Date
FR2102259A1 true FR2102259A1 (OSRAM) 1972-04-07
FR2102259B1 FR2102259B1 (OSRAM) 1974-05-31

Family

ID=3856889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7129150A Expired FR2102259B1 (OSRAM) 1970-08-14 1971-08-10

Country Status (6)

Country Link
BE (1) BE754913A (OSRAM)
DE (1) DE2139029C3 (OSRAM)
FR (1) FR2102259B1 (OSRAM)
GB (1) GB1292350A (OSRAM)
LU (1) LU63711A1 (OSRAM)
NL (1) NL7109737A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0364578A4 (en) * 1988-04-06 1990-09-05 Shinagawa Refractories Co., Ltd. Inspection apparatus for hot furnace
WO1997045761A1 (fr) * 1996-05-30 1997-12-04 Centre De Pyrolyse De Marienau 'cpm' Sonde endoscopique d'inspection pour batteries de fours a coke
EP1043559A1 (en) * 1999-04-06 2000-10-11 Asahi Glass Machinery Co., Ltd. Furnace observation apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217778A (en) * 1978-10-23 1980-08-19 The Babcock & Wilcox Company Liquid level gauge illuminating system
CN102040214B (zh) * 2009-10-22 2013-01-23 沈阳铝镁设计研究院有限公司 罐式碳素煅烧炉用多功能观察孔

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1261275B (de) * 1962-08-14 1968-02-15 Karl Storz Edoskop fuer geraden und seitlichen Ausblick
US3447434A (en) * 1966-04-25 1969-06-03 Commissariat Energie Atomique Apparatus for observing and photographing objects in closed spaces

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1261275B (de) * 1962-08-14 1968-02-15 Karl Storz Edoskop fuer geraden und seitlichen Ausblick
US3447434A (en) * 1966-04-25 1969-06-03 Commissariat Energie Atomique Apparatus for observing and photographing objects in closed spaces

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0364578A4 (en) * 1988-04-06 1990-09-05 Shinagawa Refractories Co., Ltd. Inspection apparatus for hot furnace
WO1997045761A1 (fr) * 1996-05-30 1997-12-04 Centre De Pyrolyse De Marienau 'cpm' Sonde endoscopique d'inspection pour batteries de fours a coke
FR2749390A1 (fr) * 1996-05-30 1997-12-05 Pyrolyse De Marienau Centre Sonde endoscopique d'inspection pour batteries de fours a coke
US6022112A (en) * 1996-05-30 2000-02-08 Centre De Pyrolyse De Marienau "Cmp" Endoscopic inspection sensor for coke oven batteries
EP1043559A1 (en) * 1999-04-06 2000-10-11 Asahi Glass Machinery Co., Ltd. Furnace observation apparatus
US6325621B1 (en) 1999-04-06 2001-12-04 Asahi Glass Machinery Co., Ltd. Furnace observation apparatus

Also Published As

Publication number Publication date
DE2139029C3 (de) 1974-11-21
DE2139029A1 (de) 1972-03-16
DE2139029B2 (de) 1974-04-25
FR2102259B1 (OSRAM) 1974-05-31
NL7109737A (OSRAM) 1972-02-16
LU63711A1 (OSRAM) 1971-12-21
BE754913A (fr) 1971-02-15
GB1292350A (en) 1972-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse