FR25882E - Improvements to industrial hearths - Google Patents

Improvements to industrial hearths

Info

Publication number
FR25882E
FR25882E FR25882DA FR25882E FR 25882 E FR25882 E FR 25882E FR 25882D A FR25882D A FR 25882DA FR 25882 E FR25882 E FR 25882E
Authority
FR
France
Prior art keywords
hearths
industrial
industrial hearths
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
Charles Groll
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 FR25882E publication Critical patent/FR25882E/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N3/00—Regulating air supply or draught

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR25882D 1921-12-27 1921-12-27 Improvements to industrial hearths Expired FR25882E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR25882T 1921-12-27

Publications (1)

Publication Number Publication Date
FR25882E true FR25882E (en) 1923-06-22

Family

ID=8664360

Family Applications (1)

Application Number Title Priority Date Filing Date
FR25882D Expired FR25882E (en) 1921-12-27 1921-12-27 Improvements to industrial hearths

Country Status (1)

Country Link
FR (1) FR25882E (en)

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