DE3701455C2 - - Google Patents

Info

Publication number
DE3701455C2
DE3701455C2 DE3701455A DE3701455A DE3701455C2 DE 3701455 C2 DE3701455 C2 DE 3701455C2 DE 3701455 A DE3701455 A DE 3701455A DE 3701455 A DE3701455 A DE 3701455A DE 3701455 C2 DE3701455 C2 DE 3701455C2
Authority
DE
Germany
Prior art keywords
roof
oven according
wall
gases
stove
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
DE3701455A
Other languages
German (de)
English (en)
Other versions
DE3701455A1 (de
Inventor
Beverly E. Pittsburgh Pa. Us Johnson
William E. Monroeville Pa. Us Solano
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.)
SALEM FURNACE CO CARNEGIE PA US
Original Assignee
SALEM FURNACE CO CARNEGIE PA US
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 SALEM FURNACE CO CARNEGIE PA US filed Critical SALEM FURNACE CO CARNEGIE PA US
Publication of DE3701455A1 publication Critical patent/DE3701455A1/de
Application granted granted Critical
Publication of DE3701455C2 publication Critical patent/DE3701455C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
    • F26B17/22—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being vertical or steeply inclined
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • 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
    • F27B9/10—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 by hot air or gas
    • 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
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
    • F27B9/18—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers
    • F27B9/185—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers multiple hearth type furnaces
    • 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
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/38—Arrangements of devices for charging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Drying Of Solid Materials (AREA)
DE19873701455 1986-03-25 1987-01-20 Trocknungs- und erhitzungsofen mit sich drehendem und mit ruehrelementen versehenem dach Granted DE3701455A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/843,674 US4669977A (en) 1986-03-25 1986-03-25 Rotating rabbled roof drying and heating furnace

Publications (2)

Publication Number Publication Date
DE3701455A1 DE3701455A1 (de) 1987-10-01
DE3701455C2 true DE3701455C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-06-01

Family

ID=25290688

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873701455 Granted DE3701455A1 (de) 1986-03-25 1987-01-20 Trocknungs- und erhitzungsofen mit sich drehendem und mit ruehrelementen versehenem dach

Country Status (3)

Country Link
US (1) US4669977A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU582986B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3701455A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4834650A (en) * 1988-06-14 1989-05-30 Salem Furnace Co. Sealed rotary hearth furnace with central bearing support
US4818222A (en) * 1988-06-14 1989-04-04 Salem Furnace Co. Sealed rotary hearth furnace
US5810580A (en) * 1996-11-22 1998-09-22 Techint Technologies Inc. Mixing rabble for a rotary hearth furnace
US5868566A (en) * 1997-10-01 1999-02-09 Techint Technologies Inc. Sealed and zone rotary grate convection solids processing apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1549379A (en) * 1921-11-01 1925-08-11 Robert D Pike Calcining and recarbonating apparatus
US1603442A (en) * 1924-03-21 1926-10-19 Balz Georg Zinc-blende-roasting kiln
US1836002A (en) * 1925-12-05 1931-12-15 Balz Georg Furnace for roasting zinc blende
US3448012A (en) * 1967-02-01 1969-06-03 Marathon Oil Co Rotary concentric partition in a coke oven hearth
US3763011A (en) * 1971-04-28 1973-10-02 Marathon Oil Co Rotary hearth calciner having stationary soaking pit
US3740184A (en) * 1971-12-02 1973-06-19 T Oleszko High temperature rabble design
US4046086A (en) * 1976-07-19 1977-09-06 Nichols Engineering & Research Corporation Treatment of waste material containing alkali metals in a controlled atmosphere furnace
US4215981A (en) * 1978-10-12 1980-08-05 Nichols Engineering & Research Corp. Heating or combustion apparatus and method

Also Published As

Publication number Publication date
DE3701455A1 (de) 1987-10-01
US4669977A (en) 1987-06-02
AU582986B2 (en) 1989-04-13
AU7050487A (en) 1987-10-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: C10J 3/00

8125 Change of the main classification

Ipc: C10B 49/06

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee