GB8725912D0 - Discharge arc lamp - Google Patents

Discharge arc lamp

Info

Publication number
GB8725912D0
GB8725912D0 GB878725912A GB8725912A GB8725912D0 GB 8725912 D0 GB8725912 D0 GB 8725912D0 GB 878725912 A GB878725912 A GB 878725912A GB 8725912 A GB8725912 A GB 8725912A GB 8725912 D0 GB8725912 D0 GB 8725912D0
Authority
GB
United Kingdom
Prior art keywords
arc lamp
discharge arc
discharge
lamp
arc
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
GB878725912A
Other languages
English (en)
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.)
EMI Group Ltd
Original Assignee
Thorn EMI 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 Thorn EMI PLC filed Critical Thorn EMI PLC
Priority to GB878725912A priority Critical patent/GB8725912D0/en
Publication of GB8725912D0 publication Critical patent/GB8725912D0/en
Priority to EP19880310343 priority patent/EP0315445B1/de
Priority to DE19883852169 priority patent/DE3852169T2/de
Pending legal-status Critical Current

Links

GB878725912A 1987-11-05 1987-11-05 Discharge arc lamp Pending GB8725912D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB878725912A GB8725912D0 (en) 1987-11-05 1987-11-05 Discharge arc lamp
EP19880310343 EP0315445B1 (de) 1987-11-05 1988-11-03 Bogenentladungslampe
DE19883852169 DE3852169T2 (de) 1987-11-05 1988-11-03 Bogenentladungslampe.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878725912A GB8725912D0 (en) 1987-11-05 1987-11-05 Discharge arc lamp

Publications (1)

Publication Number Publication Date
GB8725912D0 true GB8725912D0 (en) 1987-12-09

Family

ID=10626475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB878725912A Pending GB8725912D0 (en) 1987-11-05 1987-11-05 Discharge arc lamp

Country Status (3)

Country Link
EP (1) EP0315445B1 (de)
DE (1) DE3852169T2 (de)
GB (1) GB8725912D0 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB526401A (en) * 1939-03-15 1940-09-17 Siemens Electric Lamps & Suppl Improvements relating to electric discharge lamps
EP0080820A3 (de) * 1981-11-27 1983-12-14 Thorn Emi Plc Entladungslampe
CA1209193A (en) * 1982-11-26 1986-08-05 General Electric Company High pressure sodium lamp having improved coloring rendition
US4868457A (en) * 1985-01-14 1989-09-19 General Electric Company Ceramic lamp end closure and inlead structure

Also Published As

Publication number Publication date
DE3852169T2 (de) 1995-07-13
EP0315445A2 (de) 1989-05-10
EP0315445A3 (de) 1991-01-23
EP0315445B1 (de) 1994-11-23
DE3852169D1 (de) 1995-01-05

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