HK52479A - Insulation of high temperature furnaces - Google Patents

Insulation of high temperature furnaces

Info

Publication number
HK52479A
HK52479A HK524/79A HK52479A HK52479A HK 52479 A HK52479 A HK 52479A HK 524/79 A HK524/79 A HK 524/79A HK 52479 A HK52479 A HK 52479A HK 52479 A HK52479 A HK 52479A
Authority
HK
Hong Kong
Prior art keywords
insulation
high temperature
temperature furnaces
furnaces
temperature
Prior art date
Application number
HK524/79A
Original Assignee
Sauder Industries
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 Sauder Industries filed Critical Sauder Industries
Publication of HK52479A publication Critical patent/HK52479A/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00Casings; Linings; Walls; Roofs
    • F27D1/0003Linings or walls
    • F27D1/0006Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • F27D1/0009Comprising ceramic fibre elements
    • F27D1/002Comprising ceramic fibre elements the fibre elements being composed of adjacent separate strips
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/902High modulus filament or fiber
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/92Fire or heat protection feature
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24008Structurally defined web or sheet [e.g., overall dimension, etc.] including fastener for attaching to external surface
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24132Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in different layers or components parallel
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24174Structurally defined web or sheet [e.g., overall dimension, etc.] including sheet or component perpendicular to plane of web or sheet
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/2419Fold at edge
    • Y10T428/24215Acute or reverse fold of exterior component
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249923Including interlaminar mechanical fastener

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Thermal Insulation (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
HK524/79A 1971-06-28 1979-08-02 Insulation of high temperature furnaces HK52479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00157433A US3819468A (en) 1971-06-28 1971-06-28 High temperature insulation module

Publications (1)

Publication Number Publication Date
HK52479A true HK52479A (en) 1979-08-10

Family

ID=22563696

Family Applications (1)

Application Number Title Priority Date Filing Date
HK524/79A HK52479A (en) 1971-06-28 1979-08-02 Insulation of high temperature furnaces

Country Status (14)

Country Link
US (1) US3819468A (en)
JP (3) JPS5532996B1 (en)
AR (1) AR200844A1 (en)
BE (1) BE785513A (en)
BR (1) BR7204236D0 (en)
CA (2) CA964058A (en)
DE (1) DE7224179U (en)
FR (1) FR2199858A5 (en)
GB (1) GB1396724A (en)
HK (1) HK52479A (en)
IT (1) IT958523B (en)
NL (1) NL158610B (en)
NO (1) NO130704C (en)
SE (1) SE380615B (en)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5314085B2 (en) * 1973-02-12 1978-05-15
GB1466241A (en) * 1973-06-28 1977-03-02 Zirconal Processes Ltd Linings for furnaces or the like
US3928097A (en) * 1974-03-01 1975-12-23 Sauder Industries Process and machine for manufacturing insulation modules
US4001996A (en) * 1974-06-03 1977-01-11 J. T. Thorpe Company Prefabricated insulating blocks for furnace lining
US4012877A (en) * 1974-06-03 1977-03-22 J. T. Thorpe Company Prefabricated insulating structure for insulating a corner in a furnace
US3968281A (en) * 1974-07-15 1976-07-06 Sybron Corporation Filter molded heating and/or insulating member
US4194036A (en) * 1975-07-29 1980-03-18 Zirconal Processes Limited Module for furnace walls totally wrapped with thermally combustible material
AU502325B2 (en) * 1975-07-29 1979-07-19 Zirconal Processes Ltd. The modular construction of furnaces
GB1562203A (en) * 1975-08-11 1980-03-05 Johns Manville Prefabricated insulating blocks for lining walls and roofs
US3990203A (en) * 1976-03-29 1976-11-09 Greaves James R Insulated ceramic fiber panels for portable high temperature chambers
US4177036A (en) * 1976-06-10 1979-12-04 Sauder Industries, Inc. High temperature industrial furnace
DE2636688C2 (en) * 1976-07-05 1982-08-19 Schweitzer U. Co Gmbh, 5900 Siegen Thermally insulating wall structure for industrial furnaces
JPS5318609A (en) * 1976-08-05 1978-02-21 Isolite Babcock Refractories Refractory and heat insulating wall
US4166878A (en) * 1976-10-01 1979-09-04 Caterpillar Tractor Co. Gas turbine engine internal insulation comprising metallic mesh--restrained ceramic fiber layer
HU174600B (en) * 1976-11-05 1980-02-28 Kohaszati Gyarepitoe Vallalat Electric resistance heated furnace, preferably for heat treatment
US4086737A (en) * 1977-01-07 1978-05-02 Johns-Manville Corporation Refractory fiber blanket module with heat shrinkage compensation
US4120641A (en) * 1977-03-02 1978-10-17 The Carborundum Company Ceramic fiber module attachment system
CA1085282A (en) * 1977-04-12 1980-09-09 Paul E. Metcalfe Heat insulating material and method of and apparatus for the manufacture thereof
US4336086A (en) * 1977-08-24 1982-06-22 Rast James P Method of lining a furnace with roll-type insulation
FR2403317A1 (en) * 1977-09-19 1979-04-13 Produits Refractaires REFRACTORY FIBER INSULATION SLAB
FR2406779A1 (en) * 1977-10-22 1979-05-18 Mckechnie Refractory Fibres Thermally insulating block for oven - is formed by concertina folds of fibre material and is secured by stud and barbed plate against oven wall
US4194282A (en) * 1978-04-28 1980-03-25 Johns-Manville Corporation Method and apparatus for filling seams between adjacent fiber blanket insulation modules
US4202148A (en) * 1978-06-26 1980-05-13 Industrial Insulations, Inc. Method of making thick-walled refractory fiber modules and the product formed thereby
US4348441A (en) * 1979-01-05 1982-09-07 Isolite Babcock Refractories Co., Ltd. Fibrous insulating material and insulating wall
US4272638A (en) * 1979-03-16 1981-06-09 Johns-Manville Corporation Heater element supports for use with fibrous block insulations
NL185584C (en) * 1979-04-13 1990-05-16 Heattreatment Advising Co OVEN WITH A WALL OF HEAT-INSULATING MATERIAL.
US4223064A (en) * 1979-05-10 1980-09-16 The United States Of America As Represented By The United States Department Of Energy Alkali metal protective garment and composite material
US4248023A (en) * 1979-07-26 1981-02-03 A. P. Green Refractories Co. Insulated ceramic fiber refractory module
US4414786A (en) * 1980-03-28 1983-11-15 Frahme Carl E Heat insulating module for high temperature chambers
US4363199A (en) * 1980-05-05 1982-12-14 Kennecott Corporation Fire resistant sealing system for holes in fire resistant building partitions
US4379382A (en) * 1980-06-02 1983-04-12 Sauder Industries, Inc. Method and apparatus for insulating a furnace having a corrosive atmosphere
US4339902A (en) * 1980-06-30 1982-07-20 Manville Service Corporation Multiple layer thermal insulation device
ES8302287A1 (en) * 1981-02-09 1982-12-16 Detrick M H Co Method of veneering brick linings of furnaces and other high temperature enclosures.
US4429504A (en) * 1981-03-20 1984-02-07 Manville Service Corporation Fiber blanket insulation module
US4381634A (en) * 1981-03-20 1983-05-03 Manville Service Corporation Fiber blanket insulation module
FR2507594B1 (en) * 1981-06-12 1985-06-28 Lafarge Refractaires MODULAR ASSEMBLY OF CERAMIC FIBERS FOR THE FURNISHING OF OVENS AND METHOD OF IMPLEMENTING SAME
US4401613A (en) * 1981-08-03 1983-08-30 Refractory Products Co. Method of making thermal-insulating module
AU557614B2 (en) * 1981-10-16 1986-12-24 Thermal Ceramics Inc. Rod-anchored, accordian-fold, full-lining module
IN157358B (en) * 1981-12-17 1986-03-08 Sauder Energy Systems Inc
US4435468A (en) * 1982-02-12 1984-03-06 Kennecott Corp. Seamless ceramic fiber composite articles and method and apparatus for their production
GB2117877B (en) * 1982-03-27 1985-05-09 Fuel Conservation Services Thermally insulating blocks
US4763458A (en) * 1982-05-18 1988-08-16 Ksm Fastening Systems, Inc. Insulation system and method and apparatus for retaining same
US4478022A (en) * 1982-05-18 1984-10-23 Ksm Fastening Systems Inc. Insulation system and method and apparatus for retaining same
CA1215831A (en) * 1982-06-10 1986-12-30 Mitsuo Yamashita Furnace wall construction for industrial use
US4504957A (en) * 1982-10-20 1985-03-12 Armco Inc. High temperature box annealing furnace
US4802425A (en) * 1982-12-16 1989-02-07 The Babcock & Wilcox Company High temperature fiber system with controlled shrinkage and stress resistance
US4647022A (en) * 1983-01-10 1987-03-03 Coble Gary L Refractory insulation mounting system and insulated structures
US5308046A (en) * 1983-01-10 1994-05-03 Coble Gary L Insulated furnace door system
US5483548A (en) * 1983-01-10 1996-01-09 Coble; Gary L. Insulated furnace door and wall panel system
US4653171A (en) * 1983-01-10 1987-03-31 Coble Gary L Refractory insulation mounting system and insulated structures
GB2140833B (en) 1983-05-20 1987-07-29 Toshiba Monofrax Laminar block and method of and apparatus for producing same
JPS59213692A (en) * 1983-05-20 1984-12-03 東芝モノフラツクス株式会社 Inorganic fiber heat insulating block
FR2555300B1 (en) * 1983-11-23 1986-09-05 Lafarge Refractaires DEVICE FOR FIXING A MODULAR ASSEMBLY FOR THE TRIM OF OVEN OR THERMAL ENCLOSURE WALLS
JPH07103954B2 (en) * 1984-04-02 1995-11-08 株式会社日立製作所 Vacuum insulation
JPH07103955B2 (en) * 1984-04-02 1995-11-08 株式会社日立製作所 Vacuum insulation
US5398840A (en) * 1984-11-02 1995-03-21 The Boeing Company Microparticle enhanced fibrous ceramic baffle for cryogenic liquid containers
US6333000B1 (en) 1984-11-02 2001-12-25 The Boeing Company Process for making LaMnO3-coated ceramics
US5549850A (en) * 1984-11-02 1996-08-27 The Boeing Company LaMnO3 -coated ceramics
US5569343A (en) * 1984-11-02 1996-10-29 The Boeing Company Ceramic fabric reinforced fiber/microparticle ceramic composite
US5010706A (en) * 1986-10-17 1991-04-30 Thermal Ceramics, Inc. Insulation and the provision thereof
US4829734A (en) * 1986-10-31 1989-05-16 Eltech Systems Corporation Ceramic fiber insulation module and method of assembly
JPS63140253A (en) * 1986-12-03 1988-06-11 株式会社日立製作所 Air conditioner
US4803822A (en) * 1987-01-30 1989-02-14 Stemcor Corporation Modular furnace lining and hardware system therefor
US4850171A (en) * 1987-01-30 1989-07-25 Stemcor Corporation Modular furnace lining and hardware system therefor
US4885890A (en) * 1987-01-30 1989-12-12 Stemcor Corporation Modular furnace lining and hardware system therefor
DE68929046T2 (en) * 1988-04-28 1999-12-23 Mitsubishi Jukogyo K.K., Tokio/Tokyo Carbon fiber reinforced carbon composites, processes for their manufacture and their use as inner walls of nuclear fusion reactors
JP2531772B2 (en) * 1989-01-09 1996-09-04 株式会社東芝 Ozone generator
US5753570A (en) * 1989-07-18 1998-05-19 The Boeing Company Reinforced ceramic microform composite
US5277955A (en) * 1989-12-08 1994-01-11 Owens-Corning Fiberglas Technology Inc. Insulation assembly
CA2040581A1 (en) * 1990-04-18 1991-10-19 Robert W. Caffey Insulation module assembly and method and apparatus for installation
US5115114A (en) * 1990-04-25 1992-05-19 Eltech Systems Corporation Ceramic fiber attaching system for a backing plate
US5176876A (en) * 1990-10-10 1993-01-05 Simko & Sons Industrial Refractories Inc. Insulating ceramic fiber batting module, anchoring system, ladle cover assembly and method of assembly
US5234660A (en) * 1990-10-10 1993-08-10 Simko & Sons Industrial Refractories, Inc. Insulating ceramic fiber batting module, anchoring system, ladle cover assembly and method of assembly
EP0561000A1 (en) * 1991-10-09 1993-09-22 Seiko Epson Corporation Data recording medium, its production, and data recording/reproduction apparatus
JP2664573B2 (en) * 1991-10-15 1997-10-15 株式会社クボタ Vacuum insulation wall filler
US5402615A (en) * 1992-11-13 1995-04-04 International Copper Association, Ltd. Fire retardant barrier system and method
US5624613A (en) * 1993-04-01 1997-04-29 The Boeing Company Rigidized refractory fibrous ceramic insulation
US5318644A (en) * 1993-06-02 1994-06-07 Owens-Corning Fiberglas Technology Inc. Method and apparatus for making an insulation assembly
US5759663A (en) * 1996-10-31 1998-06-02 Thorpe Products Company Hard-faced insulating refractory fiber linings
EP1114291B1 (en) * 1998-07-24 2004-02-18 TFW Dixon & Son Limited Furnace lining
US6969250B1 (en) 1998-12-01 2005-11-29 Ebara Corporation Exhaust gas treating device
US7377084B2 (en) * 2000-04-24 2008-05-27 Hunter Douglas Inc. Compressible structural panel
US20090165942A1 (en) * 2007-12-26 2009-07-02 National Starch And Chemical Investment Holding Corporation Insulation and Method of Installing
US8307717B2 (en) * 2008-08-22 2012-11-13 Refractory Anchors, Inc. Method and apparatus for installing an insulation material to a surface and testing thereof
US8763473B2 (en) 2008-08-22 2014-07-01 Refractory Anchors, Inc. Method and apparatus for installing a refractory material to a surface
US8309212B2 (en) * 2009-06-30 2012-11-13 A.P. Green Industries, Inc. Ceramic fiber modules
DE102010016511A1 (en) 2010-04-19 2011-10-20 Roth & Rau Ag Substrate processing system comprises a process chamber, where a thermal insulation is provided at an inner side of a process chamber wall and has a layer of individual profiles, which are parallely arranged insulating tubes or rods
US9310132B1 (en) * 2012-02-08 2016-04-12 Carbonyx, Inc. Replaceable insulation roof for industrial oven
US10962286B2 (en) 2018-08-31 2021-03-30 Harbisonwalker International, Inc. Mounting hardware for refractory module

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR935903A (en) * 1945-11-21 1948-07-05 Fibrous products and method and apparatus for making them
FR1152102A (en) * 1956-01-05 1958-02-12 Leuna Werke Veb Lightweight plate linings for ovens, fireplaces and boilers
US3012923A (en) * 1957-09-30 1961-12-12 Owens Corning Fiberglass Corp Fibrous products and method and apparatus for producing same
US3118807A (en) * 1960-02-25 1964-01-21 Johns Manville Bonded fibrous insulation
GB1233537A (en) * 1967-05-25 1971-05-26
FR1603973A (en) * 1968-09-30 1971-06-21

Also Published As

Publication number Publication date
AR200844A1 (en) 1974-12-27
NO130704C (en) 1975-01-22
JPS6220444B2 (en) 1987-05-07
NL7208434A (en) 1973-01-02
CA1039947B (en) 1978-10-10
NL158610B (en) 1978-11-15
DE2231658B2 (en) 1975-07-03
NO130704B (en) 1974-10-14
JPS6334391B2 (en) 1988-07-11
SE380615B (en) 1975-11-10
US3819468A (en) 1974-06-25
JPS5747124A (en) 1982-03-17
DE2231658A1 (en) 1973-01-18
BR7204236D0 (en) 1973-05-10
IT958523B (en) 1973-10-30
CA964058A (en) 1975-03-11
BE785513A (en) 1972-10-16
DE7224179U (en) 1976-09-23
JPS55165481A (en) 1980-12-23
GB1396724A (en) 1975-06-04
FR2199858A5 (en) 1974-04-12
JPS5532996B1 (en) 1980-08-28

Similar Documents

Publication Publication Date Title
HK52479A (en) Insulation of high temperature furnaces
AU465631B2 (en) Protector for high temperature furnace insulation supports
CA957733A (en) High temperature treatment of materials
IL40789A0 (en) Improved temperature indicating composition
ZA738116B (en) Refractory heat insulating materials
ZA721228B (en) Dialkyl-4-hydroxyphenylcarboxylates of tris(hydroxyalkyl)isocyanurate
CA962182A (en) High temperature insulation
ZA718063B (en) Heating furnace
ZA731537B (en) Refractory heat insulating materials
JPS57185128A (en) Manufacture of heat insulating-acoustic pipe
CA958532A (en) High temperature furnace and conveyor therefor
JPS57185127A (en) Manufacture of heat insulating-acoustic pipe
JPS5248339B1 (en) Plasma furnace
ZA72334B (en) High temperature fan construction
GB1403861A (en) Heat insulation hotcupboards
GB1407066A (en) Furnace
ZA722736B (en) Glass furnace lip-tile
JPS52119617A (en) Electric melting furnace of glass
GB1405646A (en) Process for the heating of industrial furnaces
JPS5278153A (en) Production of heat insulation container
CA884273A (en) Method of making thermal insulation
CA860847A (en) Refractory heat insulating sleeve
CA874224A (en) High temperature oven structure
CS181230B2 (en) Retort furnace
CA862256A (en) Heating of gases