JPS5844841Y2 - 地温上昇用面状発熱体 - Google Patents

地温上昇用面状発熱体

Info

Publication number
JPS5844841Y2
JPS5844841Y2 JP1976049395U JP4939576U JPS5844841Y2 JP S5844841 Y2 JPS5844841 Y2 JP S5844841Y2 JP 1976049395 U JP1976049395 U JP 1976049395U JP 4939576 U JP4939576 U JP 4939576U JP S5844841 Y2 JPS5844841 Y2 JP S5844841Y2
Authority
JP
Japan
Prior art keywords
heating element
planar heating
carbon layer
soil temperature
holes
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
JP1976049395U
Other languages
English (en)
Japanese (ja)
Other versions
JPS52142142U (OSRAM
Inventor
徳治 森
丸綱 倉持
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
Priority to JP1976049395U priority Critical patent/JPS5844841Y2/ja
Publication of JPS52142142U publication Critical patent/JPS52142142U/ja
Application granted granted Critical
Publication of JPS5844841Y2 publication Critical patent/JPS5844841Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor

Landscapes

  • Greenhouses (AREA)
  • Surface Heating Bodies (AREA)
JP1976049395U 1976-04-22 1976-04-22 地温上昇用面状発熱体 Expired JPS5844841Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1976049395U JPS5844841Y2 (ja) 1976-04-22 1976-04-22 地温上昇用面状発熱体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976049395U JPS5844841Y2 (ja) 1976-04-22 1976-04-22 地温上昇用面状発熱体

Publications (2)

Publication Number Publication Date
JPS52142142U JPS52142142U (OSRAM) 1977-10-27
JPS5844841Y2 true JPS5844841Y2 (ja) 1983-10-12

Family

ID=28508578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1976049395U Expired JPS5844841Y2 (ja) 1976-04-22 1976-04-22 地温上昇用面状発熱体

Country Status (1)

Country Link
JP (1) JPS5844841Y2 (OSRAM)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS486240U (OSRAM) * 1971-06-07 1973-01-24

Also Published As

Publication number Publication date
JPS52142142U (OSRAM) 1977-10-27

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