FR1320186A - Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel - Google Patents

Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel

Info

Publication number
FR1320186A
FR1320186A FR885980A FR885980A FR1320186A FR 1320186 A FR1320186 A FR 1320186A FR 885980 A FR885980 A FR 885980A FR 885980 A FR885980 A FR 885980A FR 1320186 A FR1320186 A FR 1320186A
Authority
FR
France
Prior art keywords
cladding
heat exchangers
nuclear fuel
tubular elements
tubular
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
FR885980A
Other languages
French (fr)
Inventor
Ennemond Maillet
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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
Priority to NL287778D priority Critical patent/NL287778A/xx
Priority to NL287779D priority patent/NL287779A/xx
Priority to NL287777D priority patent/NL287777A/xx
Priority to BE627519D priority patent/BE627519A/xx
Priority to FR885980A priority patent/FR1320186A/en
Application filed by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to GB2534/63A priority patent/GB960349A/en
Priority to GB2533/63A priority patent/GB982348A/en
Priority to GB2531/63A priority patent/GB952304A/en
Priority to BE627520D priority patent/BE627520A/xx
Priority to DEC29010A priority patent/DE1244302B/en
Priority to LU43082D priority patent/LU43082A1/xx
Priority to DEC29009A priority patent/DE1238114B/en
Priority to LU43084D priority patent/LU43084A1/xx
Priority to LU43083D priority patent/LU43083A1/xx
Application granted granted Critical
Publication of FR1320186A publication Critical patent/FR1320186A/en
Priority to US466491A priority patent/US3277960A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G17/00—Refining of hydrocarbon oils in the absence of hydrogen, with acids, acid-forming compounds or acid-containing liquids, e.g. acid sludge
    • C10G17/02—Refining of hydrocarbon oils in the absence of hydrogen, with acids, acid-forming compounds or acid-containing liquids, e.g. acid sludge with acids or acid-containing liquids, e.g. acid sludge
    • C10G17/04—Liquid-liquid treatment forming two immiscible phases
    • C10G17/06—Liquid-liquid treatment forming two immiscible phases using acids derived from sulfur or acid sludge thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/28—Grooving workpieces
    • B23C3/34—Milling grooves of other forms, e.g. circumferential
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/26—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being integral with the element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
    • F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/06—Casings; Jackets
    • G21C3/08—Casings; Jackets provided with external means to promote heat-transfer, e.g. fins, baffles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/76—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Milling Processes (AREA)
FR885980A 1962-01-26 1962-01-26 Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel Expired FR1320186A (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
NL287778D NL287778A (en) 1962-01-26
NL287779D NL287779A (en) 1962-01-26
NL287777D NL287777A (en) 1962-01-26
BE627519D BE627519A (en) 1962-01-26
FR885980A FR1320186A (en) 1962-01-26 1962-01-26 Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel
GB2533/63A GB982348A (en) 1962-01-26 1963-01-21 Tubular heat exchanger element with fins
GB2534/63A GB960349A (en) 1962-01-26 1963-01-21 Tubular heat exchanger element with fins
GB2531/63A GB952304A (en) 1962-01-26 1963-01-21 Process for the manufacture of tubular bodies with fins
BE627520D BE627520A (en) 1962-01-26 1963-01-24
DEC29010A DE1244302B (en) 1962-01-26 1963-01-26 Nuclear fuel cladding
LU43082D LU43082A1 (en) 1962-01-26 1963-01-26
DEC29009A DE1238114B (en) 1962-01-26 1963-01-26 Nuclear fuel cladding
LU43084D LU43084A1 (en) 1962-01-26 1963-01-26
LU43083D LU43083A1 (en) 1962-01-26 1963-01-26
US466491A US3277960A (en) 1962-01-26 1965-05-11 Tubular element with fins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR885980A FR1320186A (en) 1962-01-26 1962-01-26 Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel

Publications (1)

Publication Number Publication Date
FR1320186A true FR1320186A (en) 1963-03-08

Family

ID=8771277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885980A Expired FR1320186A (en) 1962-01-26 1962-01-26 Improvements to tubular elements for heat exchangers, and in particular to cladding for nuclear fuel

Country Status (7)

Country Link
US (1) US3277960A (en)
BE (2) BE627520A (en)
DE (2) DE1238114B (en)
FR (1) FR1320186A (en)
GB (3) GB960349A (en)
LU (3) LU43082A1 (en)
NL (3) NL287777A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005510638A (en) * 2001-11-23 2005-04-21 ミリケン インダストリアル リミテッド Printing cloth
US20080066898A1 (en) * 2006-09-15 2008-03-20 Foxconn Technology Co., Ltd. Heat dissipation device
US9051943B2 (en) 2010-11-04 2015-06-09 Hamilton Sundstrand Corporation Gas turbine engine heat exchanger fins with periodic gaps
GB2496692B (en) * 2011-11-21 2016-06-08 Hamilton Sundstrand Corp Gas turbine engine heat exchanger fins with periodic gaps
KR101685795B1 (en) * 2015-04-02 2016-12-20 두산중공업 주식회사 Heat exchanger unit
GB201608523D0 (en) * 2016-05-16 2016-06-29 Rolls Royce Plc Heat sink

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2024743A (en) * 1934-09-18 1935-12-17 Westinghouse Electric & Mfg Co Heat transfer surface
DE1107259B (en) * 1957-02-09 1961-05-25 Babcock & Wilcox Dampfkessel Rohrfoermiger hollow body for heat exchangers, which is flown against in the axial direction and is provided on the outside with annular or helical ribs
NL262351A (en) * 1958-12-05 1900-01-01

Also Published As

Publication number Publication date
BE627519A (en)
DE1238114B (en) 1967-04-06
NL287777A (en)
GB960349A (en) 1964-06-10
BE627520A (en) 1963-05-16
GB952304A (en) 1964-03-11
LU43084A1 (en) 1963-03-26
LU43083A1 (en) 1963-03-26
GB982348A (en) 1965-02-03
DE1244302B (en) 1967-07-13
LU43082A1 (en) 1963-03-26
US3277960A (en) 1966-10-11
NL287778A (en)
NL287779A (en)

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