JPS5281975A - High-melting point carbide filament - Google Patents

High-melting point carbide filament

Info

Publication number
JPS5281975A
JPS5281975A JP15645775A JP15645775A JPS5281975A JP S5281975 A JPS5281975 A JP S5281975A JP 15645775 A JP15645775 A JP 15645775A JP 15645775 A JP15645775 A JP 15645775A JP S5281975 A JPS5281975 A JP S5281975A
Authority
JP
Japan
Prior art keywords
melting point
point carbide
filament
carbide filament
melting
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
JP15645775A
Other languages
Japanese (ja)
Inventor
Motoo Sumibe
Takao Ichikawa
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.)
Iwasaki Denki KK
Original Assignee
Iwasaki Denki KK
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 Iwasaki Denki KK filed Critical Iwasaki Denki KK
Priority to JP15645775A priority Critical patent/JPS5281975A/en
Publication of JPS5281975A publication Critical patent/JPS5281975A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To improve mechanical strength of a filament by providing the surface of the high-melting-point carbide filament (containing Ta, C, ZrC, etc) with a high-melting-point carbide coating to be formed by a chemical reaction between halogenated metal steam and hydrocarbon.
COPYRIGHT: (C)1977,JPO&Japio
JP15645775A 1975-12-29 1975-12-29 High-melting point carbide filament Pending JPS5281975A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15645775A JPS5281975A (en) 1975-12-29 1975-12-29 High-melting point carbide filament

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15645775A JPS5281975A (en) 1975-12-29 1975-12-29 High-melting point carbide filament

Publications (1)

Publication Number Publication Date
JPS5281975A true JPS5281975A (en) 1977-07-08

Family

ID=15628158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15645775A Pending JPS5281975A (en) 1975-12-29 1975-12-29 High-melting point carbide filament

Country Status (1)

Country Link
JP (1) JPS5281975A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6319729A (en) * 1986-07-12 1988-01-27 Denki Kagaku Kogyo Kk Hot cathode and its manufacture
JPH04254496A (en) * 1991-02-05 1992-09-09 Sumitomo Electric Ind Ltd Production of diamond and diamond
JP2005276841A (en) * 2004-03-23 2005-10-06 Patent Treuhand Ges Elektr Gluehlamp Mbh Incandescent lamp having light-emitting body containing carbide
JP2008507099A (en) * 2004-07-19 2008-03-06 パテント−トロイハント−ゲゼルシヤフト　フユール　エレクトリツシエ　グリユーラムペン　ミツト　ベシユレンクテル　ハフツング Incandescent lamp with carbide-containing phosphor
JP2008518409A (en) * 2004-10-26 2008-05-29 パテント−トロイハント−ゲゼルシヤフト フユール エレクトリツシエ グリユーラムペン ミツト ベシユレンクテル ハフツング Incandescent lamp equipped with a phosphor containing a metal compound having high heat resistance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6319729A (en) * 1986-07-12 1988-01-27 Denki Kagaku Kogyo Kk Hot cathode and its manufacture
JPH04254496A (en) * 1991-02-05 1992-09-09 Sumitomo Electric Ind Ltd Production of diamond and diamond
JP2005276841A (en) * 2004-03-23 2005-10-06 Patent Treuhand Ges Elektr Gluehlamp Mbh Incandescent lamp having light-emitting body containing carbide
JP4571879B2 (en) * 2004-03-23 2010-10-27 パテント−トロイハント−ゲゼルシヤフト フユール エレクトリツシエ グリユーラムペン ミツト ベシユレンクテル ハフツング Incandescent lamp with carbide-containing phosphor
JP2008507099A (en) * 2004-07-19 2008-03-06 パテント−トロイハント−ゲゼルシヤフト　フユール　エレクトリツシエ　グリユーラムペン　ミツト　ベシユレンクテル　ハフツング Incandescent lamp with carbide-containing phosphor
JP2008518409A (en) * 2004-10-26 2008-05-29 パテント−トロイハント−ゲゼルシヤフト フユール エレクトリツシエ グリユーラムペン ミツト ベシユレンクテル ハフツング Incandescent lamp equipped with a phosphor containing a metal compound having high heat resistance

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