GB2257607B - Improvements relating to heat transfer units - Google Patents

Improvements relating to heat transfer units

Info

Publication number
GB2257607B
GB2257607B GB9213189A GB9213189A GB2257607B GB 2257607 B GB2257607 B GB 2257607B GB 9213189 A GB9213189 A GB 9213189A GB 9213189 A GB9213189 A GB 9213189A GB 2257607 B GB2257607 B GB 2257607B
Authority
GB
United Kingdom
Prior art keywords
heat transfer
transfer units
improvements relating
relating
units
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 - Fee Related
Application number
GB9213189A
Other versions
GB2257607A (en
GB9213189D0 (en
Inventor
John Michael Skalitzky
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.)
ELMATIC
Original Assignee
ELMATIC
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 GB898929145A external-priority patent/GB8929145D0/en
Application filed by ELMATIC filed Critical ELMATIC
Priority to GB9213189A priority Critical patent/GB2257607B/en
Publication of GB9213189D0 publication Critical patent/GB9213189D0/en
Publication of GB2257607A publication Critical patent/GB2257607A/en
Application granted granted Critical
Publication of GB2257607B publication Critical patent/GB2257607B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/54—Heating elements having the shape of rods or tubes flexible
    • H05B3/58—Heating hoses; Heating collars
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/74—Heating or cooling of the injection unit
    • 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
    • B29C48/83—Heating or cooling the cylinders
    • 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
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—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
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/834—Cooling
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Resistance Heating (AREA)
GB9213189A 1989-12-22 1992-06-22 Improvements relating to heat transfer units Expired - Fee Related GB2257607B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9213189A GB2257607B (en) 1989-12-22 1992-06-22 Improvements relating to heat transfer units

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB898929145A GB8929145D0 (en) 1989-12-22 1989-12-22 Improvements relating to heating units
PCT/GB1990/001976 WO1991009720A1 (en) 1989-12-22 1990-12-18 Improvements relating to heating units
GB9213189A GB2257607B (en) 1989-12-22 1992-06-22 Improvements relating to heat transfer units

Publications (3)

Publication Number Publication Date
GB9213189D0 GB9213189D0 (en) 1992-08-05
GB2257607A GB2257607A (en) 1993-01-13
GB2257607B true GB2257607B (en) 1994-07-27

Family

ID=26296431

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9213189A Expired - Fee Related GB2257607B (en) 1989-12-22 1992-06-22 Improvements relating to heat transfer units

Country Status (1)

Country Link
GB (1) GB2257607B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9224359D0 (en) * 1992-11-20 1993-01-13 Powada Frederick Drill string protection

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774107A (en) * 1954-10-15 1956-12-18 Standard Machinery Company Extrusion apparatus
US2987300A (en) * 1959-05-29 1961-06-06 Edward G S Greene Heat transfer assembly
US3730262A (en) * 1971-08-06 1973-05-01 Emerson Electric Co Heating and cooling units
US3933200A (en) * 1974-06-21 1976-01-20 Emerson Electric Co. Temperature conditioning means
GB2012659A (en) * 1978-01-11 1979-08-01 Siemens Ag Temperature control in extrusion of high temperature sensitive synthetic resin materials
DE3428539A1 (en) * 1984-08-02 1986-02-13 Heinz 7203 Fridingen Stegmeier Heating collar
EP0242340A2 (en) * 1986-04-18 1987-10-21 Gaetano Piazzola Modular element heat exchanger, particularly for extrusion cylinders, injection molding machines, drawing machines and the like plastics processing machines
EP0244374A2 (en) * 1986-05-02 1987-11-04 Gaetano Piazzola Assemblable modular element stricture for making temperature adjusting assemblies for plastics material processing machines and the like

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774107A (en) * 1954-10-15 1956-12-18 Standard Machinery Company Extrusion apparatus
US2987300A (en) * 1959-05-29 1961-06-06 Edward G S Greene Heat transfer assembly
US3730262A (en) * 1971-08-06 1973-05-01 Emerson Electric Co Heating and cooling units
US3933200A (en) * 1974-06-21 1976-01-20 Emerson Electric Co. Temperature conditioning means
GB2012659A (en) * 1978-01-11 1979-08-01 Siemens Ag Temperature control in extrusion of high temperature sensitive synthetic resin materials
DE3428539A1 (en) * 1984-08-02 1986-02-13 Heinz 7203 Fridingen Stegmeier Heating collar
EP0242340A2 (en) * 1986-04-18 1987-10-21 Gaetano Piazzola Modular element heat exchanger, particularly for extrusion cylinders, injection molding machines, drawing machines and the like plastics processing machines
EP0244374A2 (en) * 1986-05-02 1987-11-04 Gaetano Piazzola Assemblable modular element stricture for making temperature adjusting assemblies for plastics material processing machines and the like

Also Published As

Publication number Publication date
GB2257607A (en) 1993-01-13
GB9213189D0 (en) 1992-08-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981218