US190217A - Improvement in revolving ore-roasters - Google Patents

Improvement in revolving ore-roasters Download PDF

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US190217A
US190217A US190217DA US190217A US 190217 A US190217 A US 190217A US 190217D A US190217D A US 190217DA US 190217 A US190217 A US 190217A
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tube
furnace
roasters
ore
improvement
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/02Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
    • E01C19/05Crushing, pulverising or disintegrating apparatus; Aggregate screening, cleaning, drying or heating apparatus; Dust-collecting arrangements specially adapted therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/14Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
    • F27B7/16Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means
    • F27B7/167Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising partitions

Definitions

  • Figure 1 is a side elevation of my improved furnace.
  • Fig. 2 is a sectional elevation taken on line was, Fig. 3.
  • Fig. 3 is a plan of the tube and upper furnace, and horizontal section of the lower or principal furnace.
  • Fig. 4 is a transverse section of the principal furnace on line y y, Fig. 1.
  • Fig. 5 is a transverse section on the linez z, Fig. 1.
  • Fig. 6 is also a section on line 2 z, and
  • Fig. 7 is a section on line 2 z of Fig. 2;
  • One of the carrying-wheels, B has a toothed rim, I, with which apinion, J, on a drumshaft, gears, to turn the tube.
  • K represents a couple of guide-rollers, to keep the tube on the carrying-wheels. They are in bearings to which the guy-rods L are attached, to keep the rollers up to the tube.
  • the carryingwheels O, on which the upper end of the tube rests, are on bearings M, which are capable of sliding toward and from each other, to raise or lower the tube, to adjust its inclination, and the plates N, surrounding the tube at the openings into the furnace, are adjusted to allow the tube to be adjusted.
  • O is the furnace for generating the heat for the lower end of the tube;
  • P a furnace at the upper end, for generating heat for chloridizing such fine particles of ore as are carried out of the furnace by the draft before being sufficiently chloridized, the heat from said furnace being discharged into chambers D for that purpose, along with the heat from the tube, and passing therefrom into another chamber, Q, for thoroughly doingthe work before escaping into the air.
  • R is the feed-spout by which the ore is supplied to the tube.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Description

v- 4. 110mm..-
REVOLVING ORE-ROASTERS.
No. 190,217. Patented May 1, 1877.
NPUERS. FHDTO-UTNOGRAFHER. WASHINGTON. D, C
momlns.
UNI ED STATES PATENT QFFIGE.
JOHN HOWELL, OF BENTON, CALIFORNIA.
IMPROVEMENT IN REVOLVING ORE-ROASTERS.
Specification forming part of Letters Patent No. 190,217, dated May 1, 1877; application filed January 19, 1877.
To all whom it may concern:
Be it known that I, JOHN HOWELL, of Benton, in the county of Mono and State of Galiand desulphurizing copper, gold, lead, tin,
and zinc ores.
The invention will first be described in connection with the drawing, and then pointed out in the claim.
Figure 1 is a side elevation of my improved furnace. Fig. 2 is a sectional elevation taken on line was, Fig. 3. Fig. 3 is a plan of the tube and upper furnace, and horizontal section of the lower or principal furnace. Fig. 4 is a transverse section of the principal furnace on line y y, Fig. 1. Fig. 5 is a transverse section on the linez z, Fig. 1. Fig. 6 is also a section on line 2 z, and Fig. 7 is a section on line 2 z of Fig. 2;
Similar letters of reference indicate corre-' less) sections, having flanges G, the upper sec tions being a little smaller than the lower one, and connected by middle sections of intermediate sizes. The tube is arranged to descend a little from the upper to the lower end, and contains three spiral flanges, H, to urge the ore along from theupper to the lower end.
One of the carrying-wheels, B, has a toothed rim, I, with which apinion, J, on a drumshaft, gears, to turn the tube. K represents a couple of guide-rollers, to keep the tube on the carrying-wheels. They are in bearings to which the guy-rods L are attached, to keep the rollers up to the tube. The carryingwheels O, on which the upper end of the tube rests, are on bearings M, which are capable of sliding toward and from each other, to raise or lower the tube, to adjust its inclination, and the plates N, surrounding the tube at the openings into the furnace, are adjusted to allow the tube to be adjusted. O is the furnace for generating the heat for the lower end of the tube; P, a furnace at the upper end, for generating heat for chloridizing such fine particles of ore as are carried out of the furnace by the draft before being sufficiently chloridized, the heat from said furnace being discharged into chambers D for that purpose, along with the heat from the tube, and passing therefrom into another chamber, Q, for thoroughly doingthe work before escaping into the air. R is the feed-spout by which the ore is supplied to the tube.
Having thus described myinvention, I claim as new and desire to secure by Letters Patcut-- The combination, with the revolving tube, of the furnace at the receiving end, having the chambers D and Q, and the furnace at the lower end, having the pit E, substantially as specified.
JOHN HOWELL.
Witnesses:
M. CAREY,
J. F. STARRATT.
US190217D Improvement in revolving ore-roasters Expired - Lifetime US190217A (en)

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