GB1495229A - Inspecting the interior of an enclosure - Google Patents

Inspecting the interior of an enclosure

Info

Publication number
GB1495229A
GB1495229A GB2742776A GB2742776A GB1495229A GB 1495229 A GB1495229 A GB 1495229A GB 2742776 A GB2742776 A GB 2742776A GB 2742776 A GB2742776 A GB 2742776A GB 1495229 A GB1495229 A GB 1495229A
Authority
GB
United Kingdom
Prior art keywords
enclosure
shield
hole
pupil
optical device
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
GB2742776A
Other languages
English (en)
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
Publication of GB1495229A publication Critical patent/GB1495229A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • G02B23/2492—Arrangements for use in a hostile environment, e.g. a very hot, cold or radioactive environment
    • 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
    • F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
    • F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Astronomy & Astrophysics (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Blast Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
GB2742776A 1975-07-01 1976-07-01 Inspecting the interior of an enclosure Expired GB1495229A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE830896 1975-07-01
BE830895 1975-07-01

Publications (1)

Publication Number Publication Date
GB1495229A true GB1495229A (en) 1977-12-14

Family

ID=25657599

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2742776A Expired GB1495229A (en) 1975-07-01 1976-07-01 Inspecting the interior of an enclosure

Country Status (4)

Country Link
JP (1) JPS5817803B2 (enExample)
GB (1) GB1495229A (enExample)
IT (1) IT1071206B (enExample)
LU (1) LU75258A1 (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002931A1 (en) * 1980-04-11 1981-10-15 E Lindkvist Protective shield device
DE3321028A1 (de) * 1982-06-17 1983-12-22 Smiths Industries Public Ltd. Co., London Optisches bauteil
GB2127174A (en) * 1982-09-14 1984-04-04 Freiberg Brennstoffinst Periscope for high-temperature reactor
GB2227083A (en) * 1988-12-20 1990-07-18 British Steel Plc Observation of furnace interior
FR2771031A1 (fr) * 1997-11-17 1999-05-21 Claude Philippe Procede de nettoyage d'une plaque transparente exposee a des fumees et moyens pour la mise en oeuvre du procede
WO2009071407A1 (de) * 2007-12-05 2009-06-11 Siemens Aktiengesellschaft Ofen und reinigungseinrichtung für einen ofen
CN102914158A (zh) * 2011-08-01 2013-02-06 中国石油化工集团公司 一种陶瓷纤维模块看火孔衬里

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59182214U (ja) * 1983-05-23 1984-12-05 千田　晃久 アクセサリ−
JPH0349003U (enExample) * 1989-09-06 1991-05-13

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS535542Y2 (enExample) * 1972-05-13 1978-02-13
JPS5178459A (en) * 1974-12-27 1976-07-08 Ikuo Tajima Shishumishinniokeru shishuwakunohojisochi

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002931A1 (en) * 1980-04-11 1981-10-15 E Lindkvist Protective shield device
DE3321028A1 (de) * 1982-06-17 1983-12-22 Smiths Industries Public Ltd. Co., London Optisches bauteil
GB2127174A (en) * 1982-09-14 1984-04-04 Freiberg Brennstoffinst Periscope for high-temperature reactor
AT394277B (de) * 1982-09-14 1992-02-25 Freiberg Brennstoffinst Periskop fuer hochtemperaturreaktoren
GB2227083A (en) * 1988-12-20 1990-07-18 British Steel Plc Observation of furnace interior
US4969035A (en) * 1988-12-20 1990-11-06 British Steel Plc Observation of furnace interior
GB2227083B (en) * 1988-12-20 1992-12-16 British Steel Plc Observation of furnace interiors
FR2771031A1 (fr) * 1997-11-17 1999-05-21 Claude Philippe Procede de nettoyage d'une plaque transparente exposee a des fumees et moyens pour la mise en oeuvre du procede
WO2009071407A1 (de) * 2007-12-05 2009-06-11 Siemens Aktiengesellschaft Ofen und reinigungseinrichtung für einen ofen
RU2477756C2 (ru) * 2007-12-05 2013-03-20 Сименс Акциенгезелльшафт Печь и устройство для ее очистки
CN102914158A (zh) * 2011-08-01 2013-02-06 中国石油化工集团公司 一种陶瓷纤维模块看火孔衬里
CN102914158B (zh) * 2011-08-01 2014-10-15 中国石油化工集团公司 一种陶瓷纤维模块看火孔衬里

Also Published As

Publication number Publication date
LU75258A1 (enExample) 1977-02-18
IT1071206B (it) 1985-04-02
JPS5817803B2 (ja) 1983-04-09
JPS527307A (en) 1977-01-20

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19960630