CA951091A - Rotary furnace having recycle provision - Google Patents

Rotary furnace having recycle provision

Info

Publication number
CA951091A
CA951091A CA090,805,A CA90805A CA951091A CA 951091 A CA951091 A CA 951091A CA 90805 A CA90805 A CA 90805A CA 951091 A CA951091 A CA 951091A
Authority
CA
Canada
Prior art keywords
recycle
provision
rotary furnace
furnace
rotary
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
CA090,805,A
Other languages
English (en)
Inventor
William E. Watson
Richard P. Troeger
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.)
Allied Corp
Original Assignee
Allied Chemical Corp
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 Allied Chemical Corp filed Critical Allied Chemical Corp
Priority to CA164,237,A priority Critical patent/CA951092A/en
Priority to CA164,283,A priority patent/CA951093A/en
Application granted granted Critical
Publication of CA951091A publication Critical patent/CA951091A/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
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/14—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/28—Moving reactors, e.g. rotary drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/192—Preparation from fluorspar
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Processing Of Solid Wastes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
CA090,805,A 1969-12-19 1970-08-14 Rotary furnace having recycle provision Expired CA951091A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA164,237,A CA951092A (en) 1969-12-19 1973-02-21 Rotary furnace having recycle provision
CA164,283,A CA951093A (en) 1969-12-19 1973-02-21 Rotary furnace having recycle provision

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88661369A 1969-12-19 1969-12-19
CH165271A CH548003A (de) 1969-12-19 1971-02-04 Drehofen.

Publications (1)

Publication Number Publication Date
CA951091A true CA951091A (en) 1974-07-16

Family

ID=25688278

Family Applications (1)

Application Number Title Priority Date Filing Date
CA090,805,A Expired CA951091A (en) 1969-12-19 1970-08-14 Rotary furnace having recycle provision

Country Status (7)

Country Link
US (1) US3607121A (de)
CA (1) CA951091A (de)
CH (1) CH548003A (de)
DE (1) DE2048226C3 (de)
FR (1) FR2072724A5 (de)
GB (2) GB1304783A (de)
NL (1) NL7017062A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805406A (en) * 1971-09-03 1974-04-23 A Castonoli Interchangeable path drying apparatus
US3741717A (en) * 1971-12-27 1973-06-26 L Triplett Grain treating apparatuses and processes of operation thereof
US3809528A (en) * 1973-09-04 1974-05-07 Fuller Co Apparatus for cooling solid particulate material
DE2435512A1 (de) * 1974-07-24 1976-02-05 Bayer Ag Verfahren zur herstellung von fluorwasserstoff und calciumsulfat
US4031191A (en) * 1975-01-30 1977-06-21 E. I. Du Pont De Nemours And Company Process for producing hydrogen fluoride
DE2914964A1 (de) * 1979-04-12 1980-10-16 Bayer Ag Drehrohrreaktor zum waermebehandeln von gut und verfahren unter verwendung dieses drehrohrreaktors
US4288217A (en) * 1980-04-28 1981-09-08 Gte Products Corporation Rotary calciner feed spiral
FI66338C (fi) * 1982-12-09 1984-10-10 Ahlstroem Oy Bioreaktor
US4639216A (en) * 1985-04-25 1987-01-27 Schnupp's Grain Roasting, Inc. Grain roasting machine and method
US4881947A (en) * 1988-06-28 1989-11-21 Parker Thomas H High efficiency gasifier with recycle system
US5217578A (en) * 1989-05-22 1993-06-08 Alberta Oil Sands Technology And Research Authority Dry thermal processor
US5078836A (en) * 1989-07-21 1992-01-07 Hogan Jim S Method and apparatus for retorting material
US5091157A (en) * 1990-04-30 1992-02-25 Rollins Environmental Services (Tx) Inc. Recycle conduit insulation assembly
US5851361A (en) * 1996-11-25 1998-12-22 Hogan; Jim S. Apparatus for processing an organic solid
JP4599673B2 (ja) 2000-07-10 2010-12-15 ダイキン工業株式会社 フッ化水素製造装置および製造方法
US7520018B2 (en) * 2001-07-25 2009-04-21 The Libman Company Mop with attached wringer
DE102008038570B4 (de) * 2008-08-20 2010-08-19 Universität Kassel Reaktor mit einem archimedischen Schraubenförderer
CN118405661B (zh) * 2024-06-28 2024-10-11 江苏三美化工有限公司 一种无水氟化氢内返渣安全生产系统及其方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986457A (en) * 1957-11-26 1961-05-30 Arthur J Jones Iron ore reduction
US3396953A (en) * 1965-12-22 1968-08-13 United States Steel Corp Kiln

Also Published As

Publication number Publication date
CH548003A (de) 1974-04-11
DE2048226C3 (de) 1980-12-18
GB1304782A (de) 1973-01-31
DE2048226A1 (de) 1971-06-24
NL7017062A (de) 1971-06-22
FR2072724A5 (de) 1971-09-24
DE2048226B2 (de) 1980-04-30
GB1304783A (de) 1973-01-31
US3607121A (en) 1971-09-21

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