CH576526A5 - - Google Patents

Info

Publication number
CH576526A5
CH576526A5 CH289873A CH289873A CH576526A5 CH 576526 A5 CH576526 A5 CH 576526A5 CH 289873 A CH289873 A CH 289873A CH 289873 A CH289873 A CH 289873A CH 576526 A5 CH576526 A5 CH 576526A5
Authority
CH
Switzerland
Application number
CH289873A
Original Assignee
Dettwiler & Maeder Dema
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 Dettwiler & Maeder Dema filed Critical Dettwiler & Maeder Dema
Priority to CH289873A priority Critical patent/CH576526A5/xx
Priority to DE2402918A priority patent/DE2402918A1/en
Publication of CH576526A5 publication Critical patent/CH576526A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • C23C4/08—Metallic material containing only metal elements
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CH289873A 1973-02-28 1973-02-28 CH576526A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH289873A CH576526A5 (en) 1973-02-28 1973-02-28
DE2402918A DE2402918A1 (en) 1973-02-28 1974-01-22 Molybdenum coating on extruder feed screws - for increased life of running edge when extruding plastics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH289873A CH576526A5 (en) 1973-02-28 1973-02-28

Publications (1)

Publication Number Publication Date
CH576526A5 true CH576526A5 (en) 1976-06-15

Family

ID=4244090

Family Applications (1)

Application Number Title Priority Date Filing Date
CH289873A CH576526A5 (en) 1973-02-28 1973-02-28

Country Status (2)

Country Link
CH (1) CH576526A5 (en)
DE (1) DE2402918A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3718779A1 (en) * 1987-06-04 1988-12-22 Krauss Maffei Ag SNAIL OD. DGL. MACHINE PART FOR PLASTIC MACHINERY
DE4141317C1 (en) * 1991-02-02 1992-07-02 Friedrich Theysohn Gmbh, 3012 Langenhagen, De Prodn. of wear-reducing coating to reduce cracking and distortion - for screw surface in e.g. plastic extruder comprises introducing molybdenum@-contg. material into laser beam and depositing on steel body
US5405660A (en) * 1991-02-02 1995-04-11 Friedrich Theysohn Gmbh Method of generating a wear-reducing layer on a plastifying worm or screw
WO1997013001A1 (en) * 1995-10-04 1997-04-10 Engel Maschinenbau Gesellschaft Mbh Process for producing a coating on the surface of plastifier screws for injection-moulding machines
DE19955485A1 (en) * 1999-11-17 2001-06-13 Krauss Maffei Kunststofftech Regeneration of an extruder screw
CN109913791A (en) * 2017-12-13 2019-06-21 现代自动车株式会社 Friction member and its coating method with wear-resistant coating

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10124866A1 (en) * 2001-05-22 2002-12-05 Peter Schuele Tool for bending machine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3718779A1 (en) * 1987-06-04 1988-12-22 Krauss Maffei Ag SNAIL OD. DGL. MACHINE PART FOR PLASTIC MACHINERY
US4949836A (en) * 1987-06-04 1990-08-21 Krauss-Maffei A.G. Screw with wear resistant surface
DE4141317C1 (en) * 1991-02-02 1992-07-02 Friedrich Theysohn Gmbh, 3012 Langenhagen, De Prodn. of wear-reducing coating to reduce cracking and distortion - for screw surface in e.g. plastic extruder comprises introducing molybdenum@-contg. material into laser beam and depositing on steel body
US5405660A (en) * 1991-02-02 1995-04-11 Friedrich Theysohn Gmbh Method of generating a wear-reducing layer on a plastifying worm or screw
WO1997013001A1 (en) * 1995-10-04 1997-04-10 Engel Maschinenbau Gesellschaft Mbh Process for producing a coating on the surface of plastifier screws for injection-moulding machines
US5855963A (en) * 1995-10-04 1999-01-05 Engel Machinenbau Gesellschaft M.B.H. Process for the production of a coating on the surface of plasticizing screws for injection molding machines
DE19955485A1 (en) * 1999-11-17 2001-06-13 Krauss Maffei Kunststofftech Regeneration of an extruder screw
DE19955485C2 (en) * 1999-11-17 2001-11-22 Krauss Maffei Kunststofftech Screw for plastic processing machines and processes for their regeneration
US6786630B2 (en) 1999-11-17 2004-09-07 Krauss-Maffei Kunststofftechnik Gmbh Screw for a plastics processing machine, and method of regenerating a screw
CN109913791A (en) * 2017-12-13 2019-06-21 现代自动车株式会社 Friction member and its coating method with wear-resistant coating

Also Published As

Publication number Publication date
DE2402918A1 (en) 1974-09-12

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Legal Events

Date Code Title Description
PL Patent ceased