US805A - Improvement in furnaces for refini - Google Patents

Improvement in furnaces for refini Download PDF

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Publication number
US805A
US805A US805DA US805A US 805 A US805 A US 805A US 805D A US805D A US 805DA US 805 A US805 A US 805A
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iron
furnaces
refini
improvement
arch
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00Shaft or like vertical or substantially vertical furnaces
    • F27B1/02Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
    • F27B1/025Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey with fore-hearth
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/56Manufacture of steel by other methods
    • C21C5/567Manufacture of steel by other methods operating in a continuous way

Definitions

  • a furnace, A, Figure 1 is constructed of brick or other suitable material, of sufficient size and strength for the purpose intended, at the rear end of which is constructed the chim ney B; at the front the chamber of combustion, in which the charcoal is put and the iron to be melted for refining; at the bottom of the flue -the throat O, and near the throat an arch, D, I to contain the pigs of iron to be heated by the escape heat.
  • the throat is contracted in size to arrest the heat and flame, in order to heat the pigs placed in the arch.
  • E is an opening to admit the blast.
  • a refiners fire is placed in the chamber of combustion. Then the furnace is charged in the usual manner with charcoal. A sufficient quantity of metal is then put in to make a bloom. The charcoal is ignited, and the blast is then applied. The melted iron is managed in the usual manner.
  • the arch at the throat of the flue is charged with a sufficient quantityof pig metal to make a bloom; also, while the operation of melting the iron is going on, the pig metal inthe arch is heated by the escape heat passing over it to the flue, which heat has heretofore been lost; and this metal is by this means partially heated, and

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Description

J.SHARP..
- Furnace. Y N0. 805. I Patentedd-une 23, 1838'.
UNITED STATES PATENT OFF CE.
JAMES SHARP, OF LIVERPOOL, PENNSYLVANIA.-
.IMPROV EM ENT IN FURNACES FOR REFINING IRON.
Specification forming part of Letters Patent No. 805, dated June 23, 1838.
T 0 all whom it may concern Be it known that I, JAMES SHARP, of Liverpool, York county, State of Pennsylvania, have invented a new and useful improvement, being a Furnace for Refining Iron, which is described as follows, reference being had to the annexed drawing of the same, making part of this specification.
A furnace, A, Figure 1, is constructed of brick or other suitable material, of sufficient size and strength for the purpose intended, at the rear end of which is constructed the chim ney B; at the front the chamber of combustion, in which the charcoal is put and the iron to be melted for refining; at the bottom of the flue -the throat O, and near the throat an arch, D, I to contain the pigs of iron to be heated by the escape heat. The throat is contracted in size to arrest the heat and flame, in order to heat the pigs placed in the arch.
E is an opening to admit the blast.
At the two front corners of the furnace are secured to the walls by bolts two right-angu-.
Operation; A refiners fire is placed in the chamber of combustion. Then the furnace is charged in the usual manner with charcoal. A sufficient quantity of metal is then put in to make a bloom. The charcoal is ignited, and the blast is then applied. The melted iron is managed in the usual manner. The arch at the throat of the flue is charged with a sufficient quantityof pig metal to make a bloom; also, while the operation of melting the iron is going on, the pig metal inthe arch is heated by the escape heat passing over it to the flue, which heat has heretofore been lost; and this metal is by this means partially heated, and
when put into the melting chamber it of course will not require so intense or continued degree of heat to melt it .as in the case when not this previously heated by the escape heat. The slide is raised or lowered by the forgeman to suit his views by means of the lever.
An arch and slide, similar to the above, have never before been used to a refinersfire in melting iron.
The invention claimed, and desired to be secured by Letters Patent, consists in- The construction of the arch near the throat of the chimney to receive the pig-iron for a
US805D Improvement in furnaces for refini Expired - Lifetime US805A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020065428A (en) * 2002-07-03 2002-08-13 강희곤 Pipe and piping materials showing connection angle reference points
US20030120832A1 (en) * 2001-12-20 2003-06-26 Gregory Paul E. Method and apparatus for configuring integrated circuit devices
US20100083958A1 (en) * 2008-09-18 2010-04-08 Ilc Dover Lp Personal protective hood having thermoplastic neckdam
WO2020136016A1 (en) 2018-12-24 2020-07-02 Basf Coatings Gmbh Low temperature curing of waterborne coatings

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030120832A1 (en) * 2001-12-20 2003-06-26 Gregory Paul E. Method and apparatus for configuring integrated circuit devices
KR20020065428A (en) * 2002-07-03 2002-08-13 강희곤 Pipe and piping materials showing connection angle reference points
US20100083958A1 (en) * 2008-09-18 2010-04-08 Ilc Dover Lp Personal protective hood having thermoplastic neckdam
WO2020136016A1 (en) 2018-12-24 2020-07-02 Basf Coatings Gmbh Low temperature curing of waterborne coatings

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