US36557A - Improved machine for collecting and amalgamating fine particles of gold - Google Patents

Improved machine for collecting and amalgamating fine particles of gold Download PDF

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US36557A
US36557A US36557DA US36557A US 36557 A US36557 A US 36557A US 36557D A US36557D A US 36557DA US 36557 A US36557 A US 36557A
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gold
collecting
amalgamating
fine particles
improved machine
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00Obtaining noble metals
    • C22B11/10Obtaining noble metals by amalgamating
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S220/00Receptacles
    • Y10S220/33Gasoline tank cap

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)

Description

CROSBY & LADD.
Ore Amalgamator.
Patented Sept. 30. 1862.
AM. PHUTO-LITHD.CO.N.Y. (OSEORNE'S PRG'CESS.)
UNITED STATES PATENT OFFICE.
AUGUSTINE B. CROSBY, OF GREENE, MAINE, AND JESSE LADD, OF BOSTON, M ASSAGHUSETTS.
IMPROVED MACHINE FOR COLLECTiNG AND AMALGAMATING FINE PARTICLES OF GOLD.
Specification forming part of Letters Patent No. 36,557, dated Scp cmberBO, 1862.
To all whom, it may concern:
Beitknown that we, AUGUSTINE B. CROSBY, of the town of Greene, county of Androscoggin, State of Maine, and JESSE LADD, of the city of Boston, county of Suffolk, and State of Massachusetts, have invented a new and useful Improvement on Machines for Collecting and Saving Gold, in which mercuryor quicksilver is used as the collecting agent, called Crosby and Ladds Finest Gold-Saver, of which the following is a full and exact description, to wit:
The application of a perforated or slotted plate, diaphragm, or partition so placed in the body of the gold-saver that all the gold-bearing material flowing from stamps,crushers, sluices, or other appliances for the extraction of gold from rocks or soil Shall be forced to pass through it before passing through the body of the mercury or quicksilver; also, giving the plate, diaghragm, or partition a slight rising pitch from the inflowing point of the goldbearing material outward, so that the goldbearing material shall flow out to the extremity or circumference ofthe plate,diaphrgam, or partition in order to secure a broad distribution and a fine division of the gold-bearing material preparatory to its passing through the quicksilver, this plate, diaphragm, or partition to be applied singly, as described, or in series overlying each other, so that the per forations or slots of one plate, diaphragm, or partition shall underlie the solid partof its opposite. The application of the single plate, diaphragm, or partition, as represented by the plans herewith submitted, is as follows:
Figure 1 represents a vertical section of a complete machine, of which A is the inductionpipe through which the gold-bearing material passes in the direction of the arrows under the perforated plate, diaphragm, or partition B, through the perforations of which it is forced through the quicksilver O to its surface D, thence through the eduction chamber E, over its top to the riffle F, thence discharged at C.
Fig. 2 represents a horizontal view of the perforated plate, diaghragm, or-partition.
Fig. 3 represents a vertical view of the induction-pipe and perforated plate, diaphragm, or partition. V
The area total of perforations should be onefourth more than the area of the inductionpipe, and from onefourth to one-eighth of the area of the plate, diaphragm, or partition.
We do not claim as new or as our invention the forcing of gold-bearing material beneath the surface into or through the body oflquicksilver, nor any particular form or mechanical arrangement; but
We claim as our invention The application of a perforated plate, diar phragin, or partition in the manner above described, and for purposes abovespecified,
In witness whereof we have hereunto subscribed our names the 2d day of August, 1862.
AUGUSTINE B. CROSBY." [n s.] JEssE LADD. n s] In presence of OZIAS MILLETT, GIDDINGS LANE.
US36557D Improved machine for collecting and amalgamating fine particles of gold Expired - Lifetime US36557A (en)

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