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.)
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 filedfiledCritical
Priority to JP47059081ApriorityCriticalpatent/JPS5038578B2/ja
Publication of JPS4918631ApublicationCriticalpatent/JPS4918631A/ja
Publication of JPS5038578B2publicationCriticalpatent/JPS5038578B2/ja
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
Central Heating Systems
(AREA)
Direct Air Heating By Heater Or Combustion Gas
(AREA)