BR7707187A - LOW PRESSURE SODIUM STEAM LAMP - Google Patents

LOW PRESSURE SODIUM STEAM LAMP

Info

Publication number: BR7707187A
Authority: BR; Brazil
Prior art keywords: low pressure; pressure sodium; sodium steam; steam lamp; lamp
Prior art date: 1976-10-29

Application number

BR7707187A

Other languages

Portuguese (pt)

Inventor

R Vaan

L Sprengers

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.)

1976-10-29

Filing date

1977-10-26

Publication date

1978-07-18

1977-10-26 Application filed by Philips Nv filed Critical Philips Nv

1978-07-18 Publication of BR7707187A publication Critical patent/BR7707187A/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
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings

BR7707187A 1976-10-29 1977-10-26 LOW PRESSURE SODIUM STEAM LAMP BR7707187A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7611993,A NL180464C (en)	1976-10-29	1976-10-29	LOW PRESSURE SODIUM VAPOR DISCHARGE LAMP.

Publications (1)

Publication Number	Publication Date
BR7707187A true BR7707187A (en)	1978-07-18

Family

ID=19827133

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7707187A BR7707187A (en)	1976-10-29	1977-10-26	LOW PRESSURE SODIUM STEAM LAMP

Country Status (14)

Country	Link
JP (1)	JPS5356878A (en)
AR (1)	AR215653A1 (en)
AT (1)	AT362839B (en)
BE (1)	BE860193A (en)
BR (1)	BR7707187A (en)
CA (1)	CA1094628A (en)
DE (1)	DE2746413C2 (en)
ES (1)	ES463619A1 (en)
FR (1)	FR2369678A1 (en)
GB (1)	GB1558016A (en)
HU (1)	HU179567B (en)
IN (1)	IN148893B (en)
IT (1)	IT1088601B (en)
NL (1)	NL180464C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7811350A (en) *	1978-11-17	1980-05-20	Philips Nv	LOW PRESSURE SODIUM VAPOR DISCHARGE LAMP.
NL185481C (en) *	1979-11-14	1990-04-17	Philips Nv	LOW PRESSURE SODIUM VAPOR DISCHARGE LAMP.
NL8205026A (en) *	1982-12-29	1984-07-16	Philips Nv	APPARATUS EQUIPPED WITH A METAL VAPOR DISCHARGE PIPE EQUIPPED WITH AT LEAST TWO INTERNAL ELECTRODES.
US5036243A (en) *	1989-12-18	1991-07-30	Cocks Franklin H	Glass plate illumination device sign with integral electrodes of particular thermal resistance
JP4274053B2 (en) *	2004-06-07	2009-06-03	ウシオ電機株式会社	Light source device
CN102097277B (en) *	2010-11-23	2016-04-06	浙江华氏照明科技有限公司	A kind of quartz metal halide lamp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT205601B (en) *	1957-07-18	1959-10-10	Philips Nv	U-shaped sodium vapor discharge tube
FR1199913A (en) *	1957-07-18	1959-12-17	Philips Nv	Sodium vapor discharge tube in the shape of a u
NL166818C (en) *	1974-11-14	1981-09-15	Philips Nv	LOW PRESSURE SODIUM VAPOR DISCHARGE LAMP.

1976
- 1976-10-29 NL NLAANVRAGE7611993,A patent/NL180464C/en not_active IP Right Cessation
1977
- 1977-10-01 IN IN1468/CAL/77A patent/IN148893B/en unknown
- 1977-10-15 DE DE2746413A patent/DE2746413C2/en not_active Expired
- 1977-10-20 CA CA289,195A patent/CA1094628A/en not_active Expired
- 1977-10-25 HU HU77PI598A patent/HU179567B/en not_active IP Right Cessation
- 1977-10-25 AR AR269702A patent/AR215653A1/en active
- 1977-10-26 GB GB44547/77A patent/GB1558016A/en not_active Expired
- 1977-10-26 BR BR7707187A patent/BR7707187A/en unknown
- 1977-10-26 JP JP12765877A patent/JPS5356878A/en active Granted
- 1977-10-26 IT IT29010/77A patent/IT1088601B/en active
- 1977-10-27 ES ES463619A patent/ES463619A1/en not_active Expired
- 1977-10-27 BE BE182132A patent/BE860193A/en not_active IP Right Cessation
- 1977-10-27 AT AT0766277A patent/AT362839B/en not_active IP Right Cessation
- 1977-10-28 FR FR7732550A patent/FR2369678A1/en active Granted

Also Published As

Publication number	Publication date
DE2746413A1 (en)	1978-05-03
NL7611993A (en)	1978-05-03
JPS6127858B2 (en)	1986-06-27
HU179567B (en)	1982-11-29
CA1094628A (en)	1981-01-27
FR2369678B1 (en)	1982-04-23
BE860193A (en)	1978-04-27
NL180464C (en)	1987-02-16
ATA766277A (en)	1980-11-15
JPS5356878A (en)	1978-05-23
FR2369678A1 (en)	1978-05-26
ES463619A1 (en)	1978-07-16
IT1088601B (en)	1985-06-10
AT362839B (en)	1981-06-25
GB1558016A (en)	1979-12-19
IN148893B (en)	1981-07-11
NL180464B (en)	1986-09-16
DE2746413C2 (en)	1982-11-04
AR215653A1 (en)	1979-10-31

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