FR3099408B1 - Crucible for high temperature heat treatment of massive parts - Google Patents

Crucible for high temperature heat treatment of massive parts Download PDF

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Publication number
FR3099408B1
FR3099408B1 FR1908710A FR1908710A FR3099408B1 FR 3099408 B1 FR3099408 B1 FR 3099408B1 FR 1908710 A FR1908710 A FR 1908710A FR 1908710 A FR1908710 A FR 1908710A FR 3099408 B1 FR3099408 B1 FR 3099408B1
Authority
FR
France
Prior art keywords
crucible
heat treatment
high temperature
temperature heat
massive parts
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.)
Active
Application number
FR1908710A
Other languages
French (fr)
Other versions
FR3099408A1 (en
Inventor
Mathieu Dutto
Rodolphe Macaigne
Sébastien Saunier
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.)
CERA-MECA, FR
Original Assignee
Optiwaves
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 Optiwaves filed Critical Optiwaves
Priority to FR1908710A priority Critical patent/FR3099408B1/en
Priority to PCT/FR2020/051398 priority patent/WO2021019187A1/en
Priority to EP20757390.8A priority patent/EP4004469A1/en
Publication of FR3099408A1 publication Critical patent/FR3099408A1/en
Application granted granted Critical
Publication of FR3099408B1 publication Critical patent/FR3099408B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • F27B17/02—Furnaces of a kind not covered by any preceding group specially designed for laboratory use
    • F27B17/025—Furnaces of a kind not covered by any preceding group specially designed for laboratory use for dental workpieces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/0003—Linings or walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/12—Arrangement of elements for electric heating in or on furnaces with electromagnetic fields acting directly on the material being heated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0044—Furnaces, ovens, kilns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/80—Calibration
    • G01J5/802—Calibration by correcting for emissivity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0028—Microwave heating

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Clinical Laboratory Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Electromagnetism (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Physical Vapour Deposition (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)

Abstract

Creuset pour le traitement thermique de matériaux élaborés par métallurgie des poudres comprenant:-un support,-un bol positionné sur le support,-une couche en un matériau suscepteur positionnée autour du bol,-une première paroi positionnée autour de la couche en matériau suscepteur,-une seconde paroi positionnée autour de la première paroi,-un chapeau en contact avec au moins une des deux parois, caractérisé en ce qu’au moins une des deux parois présente au moins une lumière destinée à permettre le passage de l’air pour refroidir le creuset.Crucible for the heat treatment of materials produced by powder metallurgy comprising: -a support, -a bowl positioned on the support, -a layer of susceptor material positioned around the bowl, -a first wall positioned around the layer of susceptor material , -a second wall positioned around the first wall, -a cap in contact with at least one of the two walls, characterized in that at least one of the two walls has at least one lumen intended to allow the passage of air to cool the crucible.

FR1908710A 2019-07-30 2019-07-30 Crucible for high temperature heat treatment of massive parts Active FR3099408B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1908710A FR3099408B1 (en) 2019-07-30 2019-07-30 Crucible for high temperature heat treatment of massive parts
PCT/FR2020/051398 WO2021019187A1 (en) 2019-07-30 2020-07-29 Crucible for heat treating massive parts at high temperatures
EP20757390.8A EP4004469A1 (en) 2019-07-30 2020-07-29 Crucible for heat treating massive parts at high temperatures

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1908710 2019-07-30
FR1908710A FR3099408B1 (en) 2019-07-30 2019-07-30 Crucible for high temperature heat treatment of massive parts

Publications (2)

Publication Number Publication Date
FR3099408A1 FR3099408A1 (en) 2021-02-05
FR3099408B1 true FR3099408B1 (en) 2021-07-09

Family

ID=68987851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1908710A Active FR3099408B1 (en) 2019-07-30 2019-07-30 Crucible for high temperature heat treatment of massive parts

Country Status (3)

Country Link
EP (1) EP4004469A1 (en)
FR (1) FR3099408B1 (en)
WO (1) WO2021019187A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3940328A1 (en) 2020-07-16 2022-01-19 Opti'Waves System for thermal treatment of materials produced by powder metallurgy
KR102523000B1 (en) * 2021-02-19 2023-04-18 덴스타주식회사 Sintering apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19613229C2 (en) * 1996-04-02 1999-01-28 Braun Ag Procedure for calibration of a radiation thermometer
DE102015202600A1 (en) * 2015-02-12 2016-08-18 Sirona Dental Systems Gmbh Sintering furnace for components made of sintered material, in particular dental components
US10882071B2 (en) * 2015-03-27 2021-01-05 Centre National De La Recherche Scientifique Method for thermal treatment of a surface coating on a metal part by microwaves
FR3058138B1 (en) 2016-10-28 2019-02-01 Centre National De La Recherche Scientifique METHOD FOR THERMALLY PROCESSING A PIECE OF MICROWAVE CERAMIC MATERIAL
FR3064001B1 (en) 2017-03-17 2021-08-06 Association Pour La Rech Et Le Developpement Des Methodes Et Processus Industriels Armines PREFORMED CERAMIC COOKING EQUIPMENT REQUIRING HIGH PRECISION
US11460251B2 (en) * 2017-11-17 2022-10-04 Schell Dental Ceramics Inc. Apparatus and method for preparing dental prosthetics

Also Published As

Publication number Publication date
EP4004469A1 (en) 2022-06-01
WO2021019187A1 (en) 2021-02-04
FR3099408A1 (en) 2021-02-05

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