BE788095A - LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP - Google Patents

LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Info

Publication number: BE788095A
Authority: BE; Belgium
Prior art keywords: low pressure; discharge lamp; pressure mercury; mercury vapor; vapor discharge
Prior art date: 1971-08-28

Application number

Other languages

Original Assignee

Philips Nv

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.)

1971-08-28

Filing date

1972-08-28

Publication date

1973-02-28

1972-08-28 Application filed by Philips Nv filed Critical Philips Nv

1973-02-28 Publication of BE788095A publication Critical patent/BE788095A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings

BE788095D 1971-08-28 1972-08-28 LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP BE788095A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7111885,A NL169533C (en)	1971-08-28	1971-08-28	LOW-PRESSURE MERCURY DISCHARGE LAMP.

Publications (1)

Publication Number	Publication Date
BE788095A true BE788095A (en)	1973-02-28

Family

ID=19813905

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE788095D BE788095A (en)	1971-08-28	1972-08-28	LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Country Status (8)

Country	Link
US (1)	US3809944A (en)
JP (2)	JPS4835680A (en)
BE (1)	BE788095A (en)
CA (1)	CA958753A (en)
DE (1)	DE2238927A1 (en)
FR (1)	FR2150908B1 (en)
GB (1)	GB1339099A (en)
NL (1)	NL169533C (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3967153A (en) *	1974-11-25	1976-06-29	Gte Sylvania Incorporated	Fluorescent lamp having electrically conductive coating and a protective coating therefor
US3963954A (en) *	1974-11-25	1976-06-15	Gte Sylvania Incorporated	Fluorescent lamp having indium oxide conductive coating and a protective coating therefor
US4061946A (en) *	1975-10-06	1977-12-06	Gte Sylvania Incorporated	Fluorescent lamp having zero back brightness
NL180263C (en) *	1975-11-04	1987-01-16	Philips Nv	METHOD FOR APPLYING A LAYER OF A SUSPENSION AND / OR SOLUTION ON THE INNER WALL OF A TUBULAR LAMP, AND APPARATUS FOR CARRYING OUT THIS METHOD
US4070570A (en) *	1976-06-29	1978-01-24	General Energy Development Corporation	Lighting apparatus
NL7612882A (en) *	1976-11-19	1978-05-23	Philips Nv	LOW-PRESSURE MERCURY DISCHARGE LAMP.
US4265950A (en) *	1979-11-27	1981-05-05	Westinghouse Electric Corp.	Phosphor-coating composition and method for electric discharge lamp
FR2472833A1 (en) *	1979-12-27	1981-07-03	Cit Alcatel	LIGHTING SOURCE FOR LINE-BY-LINE ANALYSIS OF A DOCUMENT
JPS61230203A (en) *	1985-03-29	1986-10-14	東芝ライテック株式会社	Lamp unit
EP0725976B1 (en) *	1994-08-25	1998-07-01	Koninklijke Philips Electronics N.V.	Low-pressure mercury vapour discharge lamp
US6456005B1 (en) *	2000-10-31	2002-09-24	General Electric Company	Materials and methods for application of conducting members on arc tubes
DE10058852A1 (en) *	2000-11-27	2002-06-06	Raylux Gmbh	Compact, electrodeless, low-pressure gas discharge lamp with increased service life
JP3929265B2 (en) *	2001-07-31	2007-06-13	富士通株式会社	Method for forming electron emission film in gas discharge tube
US6841939B2 (en) *	2002-04-08	2005-01-11	General Electric Company	Fluorescent lamp
JP4303925B2 (en) *	2002-08-19	2009-07-29	篠田プラズマ株式会社	Method for forming metal oxide film and method for forming secondary electron emission film of gas discharge tube
US7378797B2 (en) *	2005-12-16	2008-05-27	General Electric Company	Fluorescent lamp with conductive coating

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3067356A (en) *	1960-04-06	1962-12-04	Sylvania Electric Prod	Fluorescent lamp

1971
- 1971-08-28 NL NLAANVRAGE7111885,A patent/NL169533C/en not_active IP Right Cessation
1972
- 1972-08-08 DE DE2238927A patent/DE2238927A1/en not_active Withdrawn
- 1972-08-24 CA CA150,089A patent/CA958753A/en not_active Expired
- 1972-08-25 US US00283843A patent/US3809944A/en not_active Expired - Lifetime
- 1972-08-25 GB GB3972972A patent/GB1339099A/en not_active Expired
- 1972-08-25 JP JP47084677A patent/JPS4835680A/ja active Pending
- 1972-08-28 BE BE788095D patent/BE788095A/en unknown
- 1972-08-28 FR FR7230532A patent/FR2150908B1/fr not_active Expired
1978
- 1978-11-15 JP JP1978158019U patent/JPS5472385U/ja active Pending

Also Published As

Publication number	Publication date
JPS4835680A (en)	1973-05-25
FR2150908B1 (en)	1976-08-13
DE2238927A1 (en)	1973-03-01
CA958753A (en)	1974-12-03
GB1339099A (en)	1973-11-28
US3809944A (en)	1974-05-07
NL169533B (en)	1982-02-16
JPS5472385U (en)	1979-05-23
NL169533C (en)	1982-07-16
FR2150908A1 (en)	1973-04-13
NL7111885A (en)	1973-03-02

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