FR2164578A1 - Aspiration device for etching bath - ensuring total evacuation of noxious gases - Google Patents

Aspiration device for etching bath - ensuring total evacuation of noxious gases

Info

Publication number
FR2164578A1
FR2164578A1 FR7240222A FR7240222A FR2164578A1 FR 2164578 A1 FR2164578 A1 FR 2164578A1 FR 7240222 A FR7240222 A FR 7240222A FR 7240222 A FR7240222 A FR 7240222A FR 2164578 A1 FR2164578 A1 FR 2164578A1
Authority
FR
France
Prior art keywords
bath
aspiration
noxious gases
etching bath
aspiration device
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.)
Granted
Application number
FR7240222A
Other languages
English (en)
French (fr)
Other versions
FR2164578B3 (enExample
Inventor
L Bommes
K Prein
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.)
Keramchemie GmbH
Original Assignee
Keramchemie GmbH
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 Keramchemie GmbH filed Critical Keramchemie GmbH
Publication of FR2164578A1 publication Critical patent/FR2164578A1/fr
Application granted granted Critical
Publication of FR2164578B3 publication Critical patent/FR2164578B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F9/00—Use of air currents for screening, e.g. air curtains

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)
FR7240222A 1971-12-23 1972-11-13 Aspiration device for etching bath - ensuring total evacuation of noxious gases Granted FR2164578A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2164353 1971-12-23

Publications (2)

Publication Number Publication Date
FR2164578A1 true FR2164578A1 (en) 1973-08-03
FR2164578B3 FR2164578B3 (enExample) 1975-11-28

Family

ID=5829092

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7240222A Granted FR2164578A1 (en) 1971-12-23 1972-11-13 Aspiration device for etching bath - ensuring total evacuation of noxious gases

Country Status (8)

Country Link
AT (1) AT314310B (enExample)
BE (1) BE790245A (enExample)
CH (1) CH576528A5 (enExample)
DE (1) DE2164353C2 (enExample)
FR (1) FR2164578A1 (enExample)
IT (1) IT968898B (enExample)
NL (1) NL7213618A (enExample)
SE (1) SE377472B (enExample)

Also Published As

Publication number Publication date
AT314310B (de) 1974-03-25
IT968898B (it) 1974-03-20
SE377472B (enExample) 1975-07-07
DE2164353C2 (de) 1973-12-06
CH576528A5 (enExample) 1976-06-15
FR2164578B3 (enExample) 1975-11-28
NL7213618A (enExample) 1973-06-26
DE2164353B1 (de) 1973-05-10
BE790245A (fr) 1973-02-15

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Legal Events

Date Code Title Description
ST Notification of lapse