CH497276A - Device for continuously applying a coating to a metal pipe - Google Patents

Device for continuously applying a coating to a metal pipe

Info

Publication number
CH497276A
CH497276A CH1571169A CH1571169A CH497276A CH 497276 A CH497276 A CH 497276A CH 1571169 A CH1571169 A CH 1571169A CH 1571169 A CH1571169 A CH 1571169A CH 497276 A CH497276 A CH 497276A
Authority
CH
Switzerland
Prior art keywords
coating
metal pipe
continuously applying
continuously
applying
Prior art date
Application number
CH1571169A
Other languages
German (de)
Inventor
Hartmann Franz-Josef
Lachenmayer Wilhelm
Original Assignee
Benteler Werke Ag
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 claimed from DE1629716A external-priority patent/DE1629716C3/en
Priority claimed from DE19681814886 external-priority patent/DE1814886C3/en
Application filed by Benteler Werke Ag filed Critical Benteler Werke Ag
Publication of CH497276A publication Critical patent/CH497276A/en

Links

Classifications

    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/131—Curved articles
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Insulation (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CH1571169A 1967-09-29 1969-10-21 Device for continuously applying a coating to a metal pipe CH497276A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1629716A DE1629716C3 (en) 1967-09-29 1967-09-29 Method and device for the continuous application of a heat and sound insulating jacket layer on a metal pipe
DE19681814886 DE1814886C3 (en) 1968-12-16 Device for continuously applying an insulating jacket to a flexible metal pipe

Publications (1)

Publication Number Publication Date
CH497276A true CH497276A (en) 1970-10-15

Family

ID=25756598

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1571169A CH497276A (en) 1967-09-29 1969-10-21 Device for continuously applying a coating to a metal pipe

Country Status (2)

Country Link
CH (1) CH497276A (en)
NL (1) NL165409C (en)

Also Published As

Publication number Publication date
NL165409C (en) 1981-04-15
NL165409B (en) 1980-11-17
DE1814886B2 (en) 1977-06-02
NL6918859A (en) 1970-06-18
DE1814886A1 (en) 1970-09-17

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Legal Events

Date Code Title Description
PFA Name/firm changed

Owner name: BENTELER AKTIENGESELLSCHAFT

PL Patent ceased