GB776972A - Improvements relating to glass-to-metal seals - Google Patents

Improvements relating to glass-to-metal seals

Info

Publication number
GB776972A
GB776972A GB3304153A GB3304153A GB776972A GB 776972 A GB776972 A GB 776972A GB 3304153 A GB3304153 A GB 3304153A GB 3304153 A GB3304153 A GB 3304153A GB 776972 A GB776972 A GB 776972A
Authority
GB
United Kingdom
Prior art keywords
glass
improvements relating
metal seals
sio
caf
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
Application number
GB3304153A
Inventor
Harold Rawson
Edward Philemon Denton
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Priority to GB3304153A priority Critical patent/GB776972A/en
Priority to FR1113515D priority patent/FR1113515A/en
Publication of GB776972A publication Critical patent/GB776972A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/02—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing by fusing glass directly to metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)

Abstract

776,972. Glass. BRITISH THOMSONHOUSTON CO., Ltd. Nov. 29, 1954 [Nov. 27, 1953], No. 33041/53. Class 56 [Also in Groups XI, XXXVI and XL(a)] (A) 65.5 SiO 2 ; 2.2 Al 2 O 3 ; 24.1 B 2 O 3 ;4.1 K 2 O; 4.1 Na 2 O. (B) 55 SiO 2 ; 9.6 B 2 O 3 ; 8.8 K 2 O; 3.8 Na 2 O ; 12.4 BaO; 7.2 ZnO; 3.2 CaF 2 . (C) 57.3 SiO 2 ; 13.0 B 2 O 3 ; 7.4 K 2 O; 3.2 Na 2 O ; 10.4 BaO; 6.0 ZnO; 2.7 CaF 2 . Borosilicate glasses have compositions as above. (B) and (C) are suitable for sealing to titanium. According to the Provisional Specification, (A) is suitable for sealing to zirconium. Specification 683,793 [Group XL(a)] is referred to.
GB3304153A 1953-11-27 1953-11-27 Improvements relating to glass-to-metal seals Expired GB776972A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3304153A GB776972A (en) 1953-11-27 1953-11-27 Improvements relating to glass-to-metal seals
FR1113515D FR1113515A (en) 1953-11-27 1954-11-17 Improvements to glass-to-metal seals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3304153A GB776972A (en) 1953-11-27 1953-11-27 Improvements relating to glass-to-metal seals

Publications (1)

Publication Number Publication Date
GB776972A true GB776972A (en) 1957-06-12

Family

ID=10347720

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3304153A Expired GB776972A (en) 1953-11-27 1953-11-27 Improvements relating to glass-to-metal seals

Country Status (2)

Country Link
FR (1) FR1113515A (en)
GB (1) GB776972A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739219A (en) * 1984-11-24 1988-04-19 Thorn Emi Plc Electric lamp with pinch sealed outer conductor of non-highly refractory material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739219A (en) * 1984-11-24 1988-04-19 Thorn Emi Plc Electric lamp with pinch sealed outer conductor of non-highly refractory material

Also Published As

Publication number Publication date
FR1113515A (en) 1956-03-30

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