FR842224A - Mitten - Google Patents

Mitten

Info

Publication number
FR842224A
FR842224A FR842224DA FR842224A FR 842224 A FR842224 A FR 842224A FR 842224D A FR842224D A FR 842224DA FR 842224 A FR842224 A FR 842224A
Authority
FR
France
Prior art keywords
mitten
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
Henry H Harris
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 FR842224A publication Critical patent/FR842224A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • F27B9/08—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated heated through chamber walls
    • F27B9/082—Muffle furnaces
    • F27B9/084—Muffle furnaces the muffle being fixed and in a single piece
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0043—Muffle furnaces; Retort furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
FR842224D 1937-08-17 1938-08-17 Mitten Expired FR842224A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US159480A US2145256A (en) 1937-08-17 1937-08-17 Muffle
US159481A US2145257A (en) 1937-08-17 1937-08-17 Muffle

Publications (1)

Publication Number Publication Date
FR842224A true FR842224A (en) 1939-06-08

Family

ID=22572756

Family Applications (2)

Application Number Title Priority Date Filing Date
FR842225D Expired FR842225A (en) 1937-08-17 1938-08-17 Mitten
FR842224D Expired FR842224A (en) 1937-08-17 1938-08-17 Mitten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR842225D Expired FR842225A (en) 1937-08-17 1938-08-17 Mitten

Country Status (2)

Country Link
US (2) US2145256A (en)
FR (2) FR842225A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468456A (en) * 1944-04-15 1949-04-26 Metallurg Processes Co Furnace muffle and supporting means therefor
JP4638984B2 (en) 1998-08-26 2011-02-23 フラクタル エッジ リミテッド Method and apparatus for mapping data files

Also Published As

Publication number Publication date
US2145257A (en) 1939-01-31
FR842225A (en) 1939-06-08
US2145256A (en) 1939-01-31

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