FR21971E - Production économique et utilisation du froid - Google Patents

Production économique et utilisation du froid

Info

Publication number
FR21971E
FR21971E FR21971A FR21971DA FR21971E FR 21971 E FR21971 E FR 21971E FR 21971 A FR21971 A FR 21971A FR 21971D A FR21971D A FR 21971DA FR 21971 E FR21971 E FR 21971E
Authority
FR
France
Prior art keywords
cold
economical production
economical
production
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
FR21971A
Other languages
English (en)
Inventor
Lucien Neu
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 FR21971E publication Critical patent/FR21971E/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B23/00—Machines, plants or systems, with a single mode of operation not covered by groups F25B1/00 - F25B21/00, e.g. using selective radiation effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
FR21971A 1919-12-04 1919-12-04 Production économique et utilisation du froid Expired FR21971E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR21971T 1919-12-04

Publications (1)

Publication Number Publication Date
FR21971E true FR21971E (fr) 1921-04-21

Family

ID=8660921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR21971A Expired FR21971E (fr) 1919-12-04 1919-12-04 Production économique et utilisation du froid

Country Status (1)

Country Link
FR (1) FR21971E (fr)

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