BE690787A - - Google Patents

Info

Publication number
BE690787A
BE690787A BE690787DA BE690787A BE 690787 A BE690787 A BE 690787A BE 690787D A BE690787D A BE 690787DA BE 690787 A BE690787 A BE 690787A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE690787A publication Critical patent/BE690787A/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/004—Sight-glasses therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M11/00—Safety arrangements
    • F23M11/04—Means for supervising combustion, e.g. windows
    • F23M11/042—Viewing ports of windows
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Cleaning In General (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
BE690787D 1966-11-24 1966-12-06 BE690787A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU52435A LU52435A1 (xx) 1966-11-24 1966-11-24
BE690787 1966-12-06

Publications (1)

Publication Number Publication Date
BE690787A true BE690787A (xx) 1967-06-06

Family

ID=25656503

Family Applications (1)

Application Number Title Priority Date Filing Date
BE690787D BE690787A (xx) 1966-11-24 1966-12-06

Country Status (8)

Country Link
US (1) US3475859A (xx)
AT (1) AT283403B (xx)
BE (1) BE690787A (xx)
DE (1) DE1583231B2 (xx)
FR (1) FR1546854A (xx)
GB (1) GB1156278A (xx)
LU (1) LU52435A1 (xx)
NL (1) NL6715674A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788781A (fr) * 1971-09-28 1973-01-02 Champeau Andre Dispositif d'observation
DE2628781C2 (de) * 1975-07-01 1983-10-20 Centre de Recherches Métallurgiques-Centrum voor Research in de Metallurgie-Association sans but lucratif-Vereniging zonder winstoogmerk, Bruxelles Vorrichtung zur Beobachtung des Innern eines geschlossenen Raumes, insbesondere eines Hochofens
BE830895A (fr) * 1975-07-01 1976-01-02 Dispositif pour surveiller l'interieur d'une enceinte
DE2628939C2 (de) * 1975-07-01 1984-03-29 Centre de Recherches Métallurgiques-Centrum voor Research in de Metallurgie-Association sans but lucratif-Vereniging zonder winstoogmerk, Bruxelles Verfahren zum Freihalten einer Beobachtungsöffnung, insbesondere bei einem Hochofen
BE830896A (fr) * 1975-07-01 1976-01-02 Procede pour assurer et maintenir la proprete d'un orifice d'observation
US4135642A (en) * 1977-06-02 1979-01-23 Xerox Corporation Wiper arrangement for toner level sensor
JPS5682377A (en) * 1979-10-25 1981-07-06 Centre Rech Metallurgique Improvement of device for monitoring inside of shroud
ES2077507B1 (es) * 1993-10-04 1996-07-01 Elapsa Sl Sistema medidor de distancia con tecnologia laser para determinacion de niveles.
JP3294151B2 (ja) * 1997-05-20 2002-06-24 三菱重工業株式会社 燃焼器の火炎検知装置
US9816915B2 (en) * 2013-10-11 2017-11-14 Fireye, Inc. Couplings for flame observation devices
CN112588749A (zh) * 2020-10-23 2021-04-02 江山市艺康化学有限公司 一种五氧化二磷反应釜

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA542906A (en) * 1957-07-02 J. Mitchell Carl Transparent dial guard wiper
US518057A (en) * 1894-04-10 Myra c
US427896A (en) * 1890-05-13 Window-cleaner
US1349562A (en) * 1919-07-17 1920-08-17 Starr H Barnum Observation-window for furnaces
US1604811A (en) * 1926-05-14 1926-10-26 Curry Malcolm Observation window for furnaces
GB927646A (en) * 1960-10-13 1963-05-29 Marconi Wireless Telegraph Co Improvements in or relating to inspection window arrangements

Also Published As

Publication number Publication date
AT283403B (de) 1970-08-10
GB1156278A (en) 1969-06-25
NL6715674A (xx) 1968-05-27
DE1583231A1 (de) 1970-07-30
FR1546854A (fr) 1968-11-22
LU52435A1 (xx) 1968-06-25
DE1583231B2 (de) 1970-07-30
US3475859A (en) 1969-11-04

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