JPS5210808A - Method of cleaning orifice for observation and keeping it clean - Google Patents

Method of cleaning orifice for observation and keeping it clean

Info

Publication number
JPS5210808A
JPS5210808A JP7845976A JP7845976A JPS5210808A JP S5210808 A JPS5210808 A JP S5210808A JP 7845976 A JP7845976 A JP 7845976A JP 7845976 A JP7845976 A JP 7845976A JP S5210808 A JPS5210808 A JP S5210808A
Authority
JP
Japan
Prior art keywords
observation
keeping
clean
cleaning orifice
orifice
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
JP7845976A
Other languages
Japanese (ja)
Inventor
Piretsute Robaato
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 JPS5210808A publication Critical patent/JPS5210808A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/02Observation or illuminating devices
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B7/00Blast furnaces
    • C21B7/24Test rods or other checking devices
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476Non-optical details, e.g. housings, mountings, supports
    • G02B23/2492Arrangements for use in a hostile environment, e.g. a very hot, cold or radioactive environment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D25/00Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
    • F27D25/001Devices 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)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Blast Furnaces (AREA)
JP7845976A 1975-07-01 1976-07-01 Method of cleaning orifice for observation and keeping it clean Pending JPS5210808A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS5210808A true JPS5210808A (en) 1977-01-27

Family

ID=3861231

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7845976A Pending JPS5210808A (en) 1975-07-01 1976-07-01 Method of cleaning orifice for observation and keeping it clean

Country Status (3)

Country Link
JP (1) JPS5210808A (en)
BE (1) BE830896A (en)
FR (1) FR2316564A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2354386A1 (en) * 1976-06-11 1978-01-06 Centre Rech Metallurgique Observation hole for blast furnaces - using current of compressed gas to keep dust off porthole
US4040473A (en) * 1976-08-13 1977-08-09 The Air Preheater Company, Inc. Annular lens cleaner
GB8829695D0 (en) * 1988-12-20 1989-02-15 British Steel Plc Observation of furnace interiors
CH714454A2 (en) 2017-12-15 2019-06-28 T Meili Reto Device for monitoring processes inside explosion-proof reaction vessels.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178460A (en) * 1974-12-27 1976-07-08 Ikuo Tajima RENDOSHIKITATOGATASHISHUMISHIN

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2920585A (en) * 1955-12-30 1960-01-12 Babcock & Wilcox Co Observation or lance door
US3276442A (en) * 1965-02-24 1966-10-04 Combustion Eng Furnace observation port
LU52435A1 (en) * 1966-11-24 1968-06-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178460A (en) * 1974-12-27 1976-07-08 Ikuo Tajima RENDOSHIKITATOGATASHISHUMISHIN

Also Published As

Publication number Publication date
FR2316564A1 (en) 1977-01-28
BE830896A (en) 1976-01-02
FR2316564B1 (en) 1982-07-23

Similar Documents

Publication Publication Date Title
IT1097951B (en) APPARATUS FOR CLEANING AND DESCALING PIPES
JPS51119625A (en) Method of and device for cleaning surface treated object having long dimension
JPS5295710A (en) Ditergent for fiber* preparation thereof and method of cleaning fiber
JPS51122962A (en) Method of and apparatus for cleaning by spraying
JPS5351142A (en) Method of and device for cleaning surface
JPS52128903A (en) Cleaning composition and cleaning method
GB1557374A (en) Method and pparatus for the discharge of separated dirt inopen-end spinning apparatus
JPS521973A (en) Method of and apparatus for cleaning hollow body
JPS5242658A (en) Method of and apparatus for dry cleaning
JPS53137868A (en) Method of removing resudual ingredients from liquid
JPS5210808A (en) Method of cleaning orifice for observation and keeping it clean
JPS544472A (en) Method of continuously cleaning film
DD131231A5 (en) METHOD OF CLEANING AND DEVICE FOR IMPLEMENTING
CS194222B2 (en) Method of cleaning the extracts containing the utero-evacuation substances
JPS5220175A (en) Method of cleaning bath can
GB1556027A (en) Cleaning of filters
GB1547753A (en) Method of cleaning strip
JPS55126899A (en) Method of cleaning mixer
JPS5433231A (en) Apparatus for deoiling and cleaning surfaces of metal and the like
JPS5232951A (en) Method of cleaning high temperature body
JPS5424282A (en) Manufacture of cleaning and waterrrepelling agent for automobile
JPS5459633A (en) Method of automatically cleaning air nozzle and its device
JPS536231A (en) Method of making clean steel
JPS53143077A (en) Method of cleaning humid and polluted articles and apparatus therefor
JPS52145475A (en) Method of cleaning and apparatus thereof