FR731246A - Well filter - Google Patents

Well filter

Info

Publication number
FR731246A
FR731246A FR731246DA FR731246A FR 731246 A FR731246 A FR 731246A FR 731246D A FR731246D A FR 731246DA FR 731246 A FR731246 A FR 731246A
Authority
FR
France
Prior art keywords
well filter
filter
well
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
Other languages
French (fr)
Inventor
Fritz Wurz
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
Application granted granted Critical
Publication of FR731246A publication Critical patent/FR731246A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/1037—Flap valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR731246D 1931-02-11 1932-02-10 Well filter Expired FR731246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE731246X 1931-02-11

Publications (1)

Publication Number Publication Date
FR731246A true FR731246A (en) 1932-08-31

Family

ID=6637801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731246D Expired FR731246A (en) 1931-02-11 1932-02-10 Well filter

Country Status (1)

Country Link
FR (1) FR731246A (en)

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