GB8929145D0 - Improvements relating to heating units - Google Patents

Improvements relating to heating units

Info

Publication number
GB8929145D0
GB8929145D0 GB898929145A GB8929145A GB8929145D0 GB 8929145 D0 GB8929145 D0 GB 8929145D0 GB 898929145 A GB898929145 A GB 898929145A GB 8929145 A GB8929145 A GB 8929145A GB 8929145 D0 GB8929145 D0 GB 8929145D0
Authority
GB
United Kingdom
Prior art keywords
heating units
improvements relating
relating
units
heating
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.)
Pending
Application number
GB898929145A
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 CARDIFF Ltd
Original Assignee
ELMATIC CARDIFF Ltd
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 ELMATIC CARDIFF Ltd filed Critical ELMATIC CARDIFF Ltd
Priority to GB898929145A priority Critical patent/GB8929145D0/en
Publication of GB8929145D0 publication Critical patent/GB8929145D0/en
Priority to PCT/GB1990/001976 priority patent/WO1991009720A1/en
Priority to EP91900876A priority patent/EP0508998A1/en
Priority to GB9213189A priority patent/GB2257607B/en
Pending legal-status Critical Current

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
    • 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
    • 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
    • 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
GB898929145A 1989-12-22 1989-12-22 Improvements relating to heating units Pending GB8929145D0 (en)

Priority Applications (4)

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
EP91900876A EP0508998A1 (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

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898929145A GB8929145D0 (en) 1989-12-22 1989-12-22 Improvements relating to heating units

Publications (1)

Publication Number Publication Date
GB8929145D0 true GB8929145D0 (en) 1990-02-28

Family

ID=10668475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB898929145A Pending GB8929145D0 (en) 1989-12-22 1989-12-22 Improvements relating to heating units

Country Status (3)

Country Link
EP (1) EP0508998A1 (en)
GB (1) GB8929145D0 (en)
WO (1) WO1991009720A1 (en)

Families Citing this family (3)

* 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
DE19508739C2 (en) * 1994-03-29 2001-08-23 Brueckner Maschbau Screw press for melting and processing thermoplastic materials
EP0862981A1 (en) * 1997-03-07 1998-09-09 Ihne & Tesch GmbH Device for heating and cooling the extrusion cylinders of plastic processing machines

Family Cites Families (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
DE2801499C3 (en) * 1978-01-11 1981-05-27 Siemens AG, 1000 Berlin und 8000 München Extruder for the treatment of high temperature sensitive plastics
DE3428539A1 (en) * 1984-08-02 1986-02-13 Heinz 7203 Fridingen Stegmeier Heating collar
IT1189089B (en) * 1986-04-18 1988-01-28 Gaetano Piazzola HEAT EXCHANGER WITH MODULAR ELEMENTS, PARTICULARLY DESIGNED FOR EXTRUSION CYLINDERS, INJECTION PRESSES, DRAWING MACHINES AND SIMILAR MACHINES FOR THE PROCESSING OF PLASTIC MATERIALS
IT1191776B (en) * 1986-05-02 1988-03-23 Gaetano Piazzola STRUCTURE OF MODULAR MODULAR ELEMENTS FOR THE PRODUCTION OF TEMPERATURE CONTROL UNITS AND FOR PLASTIFICATION CYLINDERS AND PARTS OF MACHINES FOR THE PROCESSING OF PLASTIC AND SIMILAR MATERIALS

Also Published As

Publication number Publication date
WO1991009720A1 (en) 1991-07-11
EP0508998A1 (en) 1992-10-21

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