FR2237965A1 - - Google Patents

Info

Publication number
FR2237965A1
FR2237965A1 FR7422037A FR7422037A FR2237965A1 FR 2237965 A1 FR2237965 A1 FR 2237965A1 FR 7422037 A FR7422037 A FR 7422037A FR 7422037 A FR7422037 A FR 7422037A FR 2237965 A1 FR2237965 A1 FR 2237965A1
Authority
FR
France
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.)
Granted
Application number
FR7422037A
Other languages
French (fr)
Other versions
FR2237965B3 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2237965A1 publication Critical patent/FR2237965A1/fr
Application granted granted Critical
Publication of FR2237965B3 publication Critical patent/FR2237965B3/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • B29C48/509—Materials, coating or lining therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/845—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/85—Cooling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7422037A 1973-07-16 1974-06-25 Expired FR2237965B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732336100 DE2336100A1 (en) 1973-07-16 1973-07-16 PROCESS FOR MANUFACTURING CONVEYOR SCREWS AND CYLINDERS FOR INJECTION MOLDING MACHINES AND EXTRUDERS

Publications (2)

Publication Number Publication Date
FR2237965A1 true FR2237965A1 (en) 1975-02-14
FR2237965B3 FR2237965B3 (en) 1977-05-06

Family

ID=5887067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7422037A Expired FR2237965B3 (en) 1973-07-16 1974-06-25

Country Status (8)

Country Link
JP (1) JPS5039750A (en)
AT (1) AT345871B (en)
CH (1) CH601462A5 (en)
DE (1) DE2336100A1 (en)
FR (1) FR2237965B3 (en)
GB (1) GB1478204A (en)
IT (1) IT1015375B (en)
NL (1) NL7408255A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451968U (en) * 1977-09-19 1979-04-10
JPS5735003A (en) * 1980-08-01 1982-02-25 Teijin Ltd Antistatic white robe
JP5525671B2 (en) * 2011-10-20 2014-06-18 株式会社ソディック Molding machine surface modified by electron beam irradiation, screw for molding machine and plunger for molding machine
CN107460287A (en) * 2017-09-13 2017-12-12 合肥力恒液压系统有限公司 Oil cylinder cylinder defluxing scoops out power annealing process and facilities and equipments
CN107828939A (en) * 2017-11-27 2018-03-23 喀左鹏达铸造有限公司 The automatic cooling integrated machine of high-frequency quenching
CN112375876B (en) * 2020-10-30 2022-05-17 郴州弘德尚铸造有限公司 High-frequency quenching method for composite steel
CN113699351B (en) * 2021-09-17 2023-12-12 托克(山东)新材料科技有限公司 Online destressing treatment device and process for large-caliber composite pipe
CN114562880B (en) * 2022-02-24 2023-12-22 福州金锻工业有限公司 Heating device of medium-frequency induction heating furnace and working method thereof

Also Published As

Publication number Publication date
GB1478204A (en) 1977-06-29
DE2336100A1 (en) 1975-02-06
IT1015375B (en) 1977-05-10
JPS5039750A (en) 1975-04-12
AT345871B (en) 1978-10-10
ATA526474A (en) 1978-02-15
CH601462A5 (en) 1978-07-14
NL7408255A (en) 1975-01-20
FR2237965B3 (en) 1977-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse