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GB2221598B - Heating elements - Google Patents

Heating elements

Info

Publication number
GB2221598B
GB2221598B GB8915148A GB8915148A GB2221598B GB 2221598 B GB2221598 B GB 2221598B GB 8915148 A GB8915148 A GB 8915148A GB 8915148 A GB8915148 A GB 8915148A GB 2221598 B GB2221598 B GB 2221598B
Authority
GB
United Kingdom
Prior art keywords
heating elements
heating
elements
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 - Lifetime
Application number
GB8915148A
Other versions
GB2221598A (en
GB8915148D0 (en
Inventor
John Norton
Rodney Y Brown
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
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 British Aerospace PLC filed Critical British Aerospace PLC
Publication of GB8915148D0 publication Critical patent/GB8915148D0/en
Publication of GB2221598A publication Critical patent/GB2221598A/en
Application granted granted Critical
Publication of GB2221598B publication Critical patent/GB2221598B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
GB8915148A 1988-07-04 1989-06-30 Heating elements Expired - Lifetime GB2221598B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888815866A GB8815866D0 (en) 1988-07-04 1988-07-04 Heating elements

Publications (3)

Publication Number Publication Date
GB8915148D0 GB8915148D0 (en) 1989-08-23
GB2221598A GB2221598A (en) 1990-02-07
GB2221598B true GB2221598B (en) 1992-06-24

Family

ID=10639831

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888815866A Pending GB8815866D0 (en) 1988-07-04 1988-07-04 Heating elements
GB8915148A Expired - Lifetime GB2221598B (en) 1988-07-04 1989-06-30 Heating elements

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888815866A Pending GB8815866D0 (en) 1988-07-04 1988-07-04 Heating elements

Country Status (1)

Country Link
GB (2) GB8815866D0 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB864318A (en) * 1958-07-01 1961-04-06 Gen Electric Co Ltd Improvements in or relating to electric heating elements
WO1979000107A1 (en) * 1977-08-23 1979-03-08 Volvo Ab A method of investigation or control of catalysts or catalyst reactions

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB864318A (en) * 1958-07-01 1961-04-06 Gen Electric Co Ltd Improvements in or relating to electric heating elements
WO1979000107A1 (en) * 1977-08-23 1979-03-08 Volvo Ab A method of investigation or control of catalysts or catalyst reactions

Also Published As

Publication number Publication date
GB2221598A (en) 1990-02-07
GB8915148D0 (en) 1989-08-23
GB8815866D0 (en) 1988-08-10

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Legal Events

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

Effective date: 20000630