FR2198162B2 - - Google Patents

Info

Publication number
FR2198162B2
FR2198162B2 FR7230726A FR7230726A FR2198162B2 FR 2198162 B2 FR2198162 B2 FR 2198162B2 FR 7230726 A FR7230726 A FR 7230726A FR 7230726 A FR7230726 A FR 7230726A FR 2198162 B2 FR2198162 B2 FR 2198162B2
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.)
Expired
Application number
FR7230726A
Other languages
French (fr)
Other versions
FR2198162A2 (en:Method
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 to BE788781D priority Critical patent/BE788781A/xx
Application filed by Individual filed Critical Individual
Priority to FR7230726A priority patent/FR2198162B2/fr
Priority to IT69925/72A priority patent/IT968342B/it
Priority to NL7212715A priority patent/NL7212715A/xx
Priority to US00291321A priority patent/US3848961A/en
Priority to GB4394472A priority patent/GB1372310A/en
Priority to DE2247139A priority patent/DE2247139C3/de
Publication of FR2198162A2 publication Critical patent/FR2198162A2/fr
Application granted granted Critical
Publication of FR2198162B2 publication Critical patent/FR2198162B2/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
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • 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
    • F23M7/00—Doors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/007—Pressure-resistant sight glasses
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/0015—Controlling the temperature by thermal insulation means
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/02—Apparatus characterised by their chemically-resistant properties
    • B01J2219/0204—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components
    • B01J2219/0245—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components of synthetic organic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
FR7230726A 1971-09-28 1972-08-30 Expired FR2198162B2 (en:Method)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE788781D BE788781A (fr) 1971-09-28 Dispositif d'observation
FR7230726A FR2198162B2 (en:Method) 1972-08-30 1972-08-30
IT69925/72A IT968342B (it) 1971-09-28 1972-09-15 Dispositivo ottico di osservazione per apparecchi di trattamento fisi co e chimico
NL7212715A NL7212715A (en:Method) 1971-09-28 1972-09-20
US00291321A US3848961A (en) 1971-09-28 1972-09-22 Observation device
GB4394472A GB1372310A (en) 1971-09-28 1972-09-22 Observation device
DE2247139A DE2247139C3 (de) 1971-09-28 1972-09-26 Beobachtungseinrichtung zum Beobachten von Vorgängen in unzugänglichen Räumen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7230726A FR2198162B2 (en:Method) 1972-08-30 1972-08-30

Publications (2)

Publication Number Publication Date
FR2198162A2 FR2198162A2 (en:Method) 1974-03-29
FR2198162B2 true FR2198162B2 (en:Method) 1976-09-17

Family

ID=9103680

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7230726A Expired FR2198162B2 (en:Method) 1971-09-28 1972-08-30

Country Status (1)

Country Link
FR (1) FR2198162B2 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2543261B1 (fr) * 1983-03-25 1985-08-16 Gaz De France Dispositif d'observation a l'interieur d'un reservoir cryogenique en service

Also Published As

Publication number Publication date
FR2198162A2 (en:Method) 1974-03-29

Similar Documents

Publication Publication Date Title
FR2174082A1 (en:Method)
JPS491226U (en:Method)
JPS49101463U (en:Method)
CH570181A5 (en:Method)
CH1626173A4 (en:Method)
CH311072A4 (en:Method)
CH340173A4 (en:Method)
CH555674A4 (en:Method)
CH559390A5 (en:Method)
CH559456A5 (en:Method)
CH560497A5 (en:Method)
CH560640A5 (en:Method)
CH561004A5 (en:Method)
CH562160A5 (en:Method)
CH563301A5 (en:Method)
CH565101A5 (en:Method)
CH565402A (en:Method)
CH565736A5 (en:Method)
CH565887A5 (en:Method)
CH566322A5 (en:Method)
CH566418A5 (en:Method)
CH566432A (en:Method)
BG19715A1 (en:Method)
CH566722A5 (en:Method)
CH567947A5 (en:Method)