FR346916A - Hot water heating device - Google Patents

Hot water heating device

Info

Publication number
FR346916A
FR346916A FR346916DA FR346916A FR 346916 A FR346916 A FR 346916A FR 346916D A FR346916D A FR 346916DA FR 346916 A FR346916 A FR 346916A
Authority
FR
France
Prior art keywords
hot water
heating device
water heating
hot
water
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
Heinrich Athanasius Bolze
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR346916A publication Critical patent/FR346916A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H01Q13/04—Biconical horns
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/02—Hot-water central heating systems with forced circulation, e.g. by pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR346916D 1903-10-22 1904-10-11 Hot water heating device Expired FR346916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE346916X 1955-06-21

Publications (1)

Publication Number Publication Date
FR346916A true FR346916A (en) 1905-02-15

Family

ID=6255653

Family Applications (2)

Application Number Title Priority Date Filing Date
FR346916D Expired FR346916A (en) 1903-10-22 1904-10-11 Hot water heating device
FR1151693D Expired FR1151693A (en) 1955-06-21 1956-06-19 Circular radiant antenna with directional effect, especially for television

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR1151693D Expired FR1151693A (en) 1955-06-21 1956-06-19 Circular radiant antenna with directional effect, especially for television

Country Status (2)

Country Link
CH (1) CH346916A (en)
FR (2) FR346916A (en)

Also Published As

Publication number Publication date
FR1151693A (en) 1958-02-04
CH346916A (en) 1960-06-15

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