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FR1489189A - Observation device for vacuum systems - Google Patents

Observation device for vacuum systems

Info

Publication number
FR1489189A
FR1489189A FR64712A FR64712A FR1489189A FR 1489189 A FR1489189 A FR 1489189A FR 64712 A FR64712 A FR 64712A FR 64712 A FR64712 A FR 64712A FR 1489189 A FR1489189 A FR 1489189A
Authority
FR
France
Prior art keywords
observation device
vacuum systems
vacuum
systems
observation
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
FR64712A
Other languages
French (fr)
Inventor
Willy Roggenbuck
Horst Liebergeld
Rudolf Pochert
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.)
LOKOMOTIVBAU ELEKTROTECH
Original Assignee
LOKOMOTIVBAU ELEKTROTECH
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 LOKOMOTIVBAU ELEKTROTECH filed Critical LOKOMOTIVBAU ELEKTROTECH
Priority to FR64712A priority Critical patent/FR1489189A/en
Application granted granted Critical
Publication of FR1489189A publication Critical patent/FR1489189A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR64712A 1966-06-08 1966-06-08 Observation device for vacuum systems Expired FR1489189A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR64712A FR1489189A (en) 1966-06-08 1966-06-08 Observation device for vacuum systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR64712A FR1489189A (en) 1966-06-08 1966-06-08 Observation device for vacuum systems

Publications (1)

Publication Number Publication Date
FR1489189A true FR1489189A (en) 1967-07-21

Family

ID=8610483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR64712A Expired FR1489189A (en) 1966-06-08 1966-06-08 Observation device for vacuum systems

Country Status (1)

Country Link
FR (1) FR1489189A (en)

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