GB1372310A - Observation device - Google Patents

Observation device

Info

Publication number
GB1372310A
GB1372310A GB4394472A GB4394472A GB1372310A GB 1372310 A GB1372310 A GB 1372310A GB 4394472 A GB4394472 A GB 4394472A GB 4394472 A GB4394472 A GB 4394472A GB 1372310 A GB1372310 A GB 1372310A
Authority
GB
United Kingdom
Prior art keywords
cleaning
vessel
casing
interior
plates
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
GB4394472A
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.)
Individual
Original Assignee
Individual
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
Priority claimed from FR7134873A external-priority patent/FR2154311B1/fr
Priority claimed from FR7230726A external-priority patent/FR2198162B2/fr
Application filed by Individual filed Critical Individual
Publication of GB1372310A publication Critical patent/GB1372310A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053Details of the reactor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/004Sight-glasses therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23MCASINGS, 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
    • F23M7/00Doors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/007Pressure-resistant sight glasses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/0015Controlling the temperature by thermal insulation means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/02Apparatus characterised by their chemically-resistant properties
    • B01J2219/0204Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components
    • B01J2219/0245Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components of synthetic organic material

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Telescopes (AREA)
GB4394472A 1971-09-28 1972-09-22 Observation device Expired GB1372310A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7134873A FR2154311B1 (enExample) 1971-09-28 1971-09-28
FR7230726A FR2198162B2 (enExample) 1972-08-30 1972-08-30

Publications (1)

Publication Number Publication Date
GB1372310A true GB1372310A (en) 1974-10-30

Family

ID=26216635

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4394472A Expired GB1372310A (en) 1971-09-28 1972-09-22 Observation device

Country Status (6)

Country Link
US (1) US3848961A (enExample)
BE (1) BE788781A (enExample)
DE (1) DE2247139C3 (enExample)
GB (1) GB1372310A (enExample)
IT (1) IT968342B (enExample)
NL (1) NL7212715A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0027946A1 (en) * 1979-10-29 1981-05-06 Carrier Corporation Turbomachine blade wear monitoring system
SE8002773L (sv) * 1980-04-11 1981-10-12 Erik Allan Lindkvist Anordning vid skyddskapa
FR2520884B1 (fr) * 1982-02-02 1985-12-13 Verrerie Indle Scient Dispositif d'eclairage et d'observation a distance de l'interieur d'une enceinte confinee
DE3325581A1 (de) * 1983-07-15 1985-01-24 Fa. Carl Zeiss, 7920 Heidenheim Vakuumdichtes strahlungsfenster
WO1992014342A1 (en) * 1991-01-31 1992-08-20 Hitwell Video, Inc. Method and apparatus for viewing a bore hole
US5230556A (en) * 1992-09-08 1993-07-27 J. M. Canty Associates Inc. Lighting and viewing unit
US5696623A (en) * 1993-08-05 1997-12-09 Fujitsu Limited UV exposure with elongated service lifetime
DK2993388T3 (da) * 2010-06-23 2019-06-11 Gea Process Engineering As Rensedæksel
CN109414666A (zh) * 2016-07-11 2019-03-01 拜耳股份公司 带有集成清洁设备的窥镜盖
EP3460370A1 (en) * 2017-09-22 2019-03-27 ASJ-IPR ApS Steam dryer inspection assembly
CN114951130A (zh) * 2022-04-21 2022-08-30 深圳市聚荣科技有限公司 望远镜加工设备及望远镜制造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1222156A (en) * 1916-10-04 1917-04-10 Joseph A Steinmetz Cleaning periscope-glasses.
US3114790A (en) * 1961-09-26 1963-12-17 Temescal Metallurgical Corp Wide angle viewing apparatus for high vacuum systems
FR1335031A (fr) * 1962-06-27 1963-08-16 Dispositif périscopique à pupille avant et élément optique rapporté sur sa gaine de refroidissement
BE665305A (enExample) * 1964-06-30
LU52435A1 (enExample) * 1966-11-24 1968-06-25
US3515465A (en) * 1967-06-28 1970-06-02 Us Navy High pressure sighting lens with relief port
US3552821A (en) * 1967-09-05 1971-01-05 Exxon Research Engineering Co Borescope for use at high temperatures and pressures
US3578407A (en) * 1968-10-14 1971-05-11 Monsanto Co High-pressure closure apparatus

Also Published As

Publication number Publication date
NL7212715A (enExample) 1973-03-30
DE2247139B2 (de) 1974-10-31
DE2247139A1 (de) 1973-04-05
US3848961A (en) 1974-11-19
BE788781A (fr) 1973-01-02
IT968342B (it) 1974-03-20
DE2247139C3 (de) 1975-06-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee