US1063012A - Process of treatment of fusible ceramic bodies for indicating temperature in furnaces. - Google Patents

Process of treatment of fusible ceramic bodies for indicating temperature in furnaces. Download PDF

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Publication number
US1063012A
US1063012A US61127311A US1911611273A US1063012A US 1063012 A US1063012 A US 1063012A US 61127311 A US61127311 A US 61127311A US 1911611273 A US1911611273 A US 1911611273A US 1063012 A US1063012 A US 1063012A
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Prior art keywords
furnaces
treatment
ceramic bodies
indicating temperature
temperature
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Expired - Lifetime
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US61127311A
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Eduard Cramer
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Priority to US61127311A priority Critical patent/US1063012A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening

Definitions

  • .'ceram ic bodies for indicating temperature like.
  • Such bodies when heated in the vention consists substantially in providing such ceramic bodies, adapted to fuse at a c0nsists in coating or covering the ceramic UNITED STATES PATENT ornicn EDUARD CRAMER, OF BERLIN, GERMANY.
  • the invention may also be carried out by providing the ceramic body with a a covering of difiiculty combustible organic substances, for instance, paper impregnated withxsodium vanadate or sodium tungstate.
  • a ceramic body adapted to fuse at a given temperature, and a protective metallic coating thereon adapted' to 1 fuse at, a temperature lower vthan th t h t which the.;body will fuses In testimony whereof I have signed my.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Description

E. CRAMER. T OF FUSIBLE CERAMIC BODIES FOR IKDIGATING TEMPERATURE I IN FURNACES.
'APPLIOATION P ILED PEB.27,1 911. v
- Patented May27, 1913.
PROCESS OF TEBATMEN 1 lowing'is a specification, 10.
.'ceram ic bodies for indicating temperature like. Such bodies when heated in the vention consists substantially in providing such ceramic bodies, adapted to fuse at a c0nsists in coating or covering the ceramic UNITED STATES PATENT ornicn EDUARD CRAMER, OF BERLIN, GERMANY.
rnocnss orrnna'rnnnr orrusiBLE 'cnna'mcromns ron'rnmcaa'me rnimrnm munnm FURNACES. f
Specification of Letters Patent.
7 Application filed February 27, 1911. Serial No. 611,273.
Patented May 27,1913.
To all whom it may concern: 1
Be it known that I, EDUARD CRAMER, a subject of the German Emperor, and residing-at 109 Alt- Moabit, Berlin, N. W., Germany, have invented certain new and useful Improvements in the Process of Treatment of Fuslible Ceramic Bodies for Indicating Temperature in Furnaces, of which the fol This invention relates to improved fusible in furnaces such ,as sagar cones and the water-laden atmosphere of a furnace, have the disadvantage that fluxes are drawn from obviate this injurious action t of the fire gases, and withthis object the present in- 'ven temperature, with a coating or covering of material which will protect thebodies from the action of the fire gases as long as these gases are injurious.
The invention will be now described with reference to the accompanying drawing which shows a perspective view of a sagar cone.
, One way of carrying out this invention bodya with sheet metal 6 having a lower melting point than the ceramic'body. In the heat of thefurnace thesheet metal I; will melt and run ofi the ceramic body a without affecting the latter, but so long as the'sheet metal covers the ceramic body it will prevent the fire gases from coming into directcontact with the ceramic body. Since the moist aqueous furnace gases of low temperature are the most injurious, a
sheet of metalhaving' a low melting'point will be sufiicient in most cases.
Instead of covering the ceramic body with sheet metal, the invention may also be carried out by providing the ceramic body with a a covering of difiiculty combustible organic substances, for instance, paper impregnated withxsodium vanadate or sodium tungstate. 1 Having nowdescribed my invention what I claim as new and desire to secure by Let- .ters Patent is In combination, a ceramic body adapted to fuse at a given temperature, and a protective metallic coating thereon adapted' to 1 fuse at, a temperature lower vthan th t h t which the.;body will fuses In testimony whereof I have signed my.
name to this specification in the presence, of
two subscribing witnesses.
EDUARD CRAMER.
Witnesses:
' VOLDEMAR HAUP'r,
HENRY HASPER.
US61127311A 1911-02-27 1911-02-27 Process of treatment of fusible ceramic bodies for indicating temperature in furnaces. Expired - Lifetime US1063012A (en)

Priority Applications (1)

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US61127311A US1063012A (en) 1911-02-27 1911-02-27 Process of treatment of fusible ceramic bodies for indicating temperature in furnaces.

Applications Claiming Priority (1)

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US61127311A US1063012A (en) 1911-02-27 1911-02-27 Process of treatment of fusible ceramic bodies for indicating temperature in furnaces.

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US1063012A true US1063012A (en) 1913-05-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2555864A (en) * 1948-06-18 1951-06-05 Elsa Lolita Strange Switch for kilns or ovens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2555864A (en) * 1948-06-18 1951-06-05 Elsa Lolita Strange Switch for kilns or ovens

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