GB123272A - Process of Treating Lead Bullion. - Google Patents

Process of Treating Lead Bullion.

Info

Publication number
GB123272A
GB123272A GB12781/18A GB1278118A GB123272A GB 123272 A GB123272 A GB 123272A GB 12781/18 A GB12781/18 A GB 12781/18A GB 1278118 A GB1278118 A GB 1278118A GB 123272 A GB123272 A GB 123272A
Authority
GB
United Kingdom
Prior art keywords
furnace
bullion
lead
passed
treated
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
GB12781/18A
Inventor
George Powell Hulst
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB12781/18A priority Critical patent/GB123272A/en
Publication of GB123272A publication Critical patent/GB123272A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B13/00Obtaining lead
    • C22B13/06Refining
    • 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

123,272. Hulst, G. P. Aug. 6, 1918. Desilverizing; liquating; matte processes for copper, lead and other metals.-Relates to a process and arrangement of plant for treating lead bullion carrying silver comprising essentially the step of segregating and removing the bulk of the copper present so as not to interfere with later desilverizing operations. Bullion is charged into a liquating kettle 1 where it is stirred by air or steam whereby copper dross is formed which is skimmed and transferred to a residue furnace 2, the copper content of the bullion in the liquating kettle being reduced to 0.05 per cent. The bullion from the kettle 1 is then passed to a softening furnace 3 wherein it is treated with oxidizing agents. Two skimmings of slag are taken from the furnace 3 and treated in a furnace 4 whereby the mechanically-held lead bullion is released and returned to the furnace 3, the slag containing antimony and arsenic being conveyed to a blast furnace 5 or otherwise treated for the production of antimonial lead. Bullion from the furnace 3 is passed to a desilverizing kettle 6 from which copper .skim that forms is removed to the furnace 2. Zinc is added from a stock 7, the resulting zinc skim being passed to a retort 8 and the desilverized lead going to a refining furnace 9 and then partly to a moulding furnace 10 and partly to Pattinson kettles 11. Skims from the furnaces 9, 10 and the kettles 11 are used 'as oxidizing agents in the furnace 3. From the zinc retort 8, zinc is returned to the stock 7 for re-use, blue powder is collected for subsequent smelting, and retort bullion is passed to a cupel furnace 12 to which, preferably after the formation of sufficient litharge, the dross from the retort bullion is added. From the cupel furnace 12 yellow litharge is run into a reducing hearth 13, the slag from which is passed to the residue furnace 2. The reduced lead from the hearth 13 is returned to the furnace 12, the final product of which is DorÚ bullion. Breakings from the retort 8 and cupel furnace 12 are treated in a crusher 14 and go partly to the reducing hearth 13 and partly to the residue furnace 2. The products passed to the furnace 2 are treated with lead sulphide ore with the formation of a slag which is treated in the blast furnace 5, dross bullion which is passed to the liquating kettle 1, and lead copper matte which is crushed and Bessemerized.
GB12781/18A 1918-08-06 1918-08-06 Process of Treating Lead Bullion. Expired GB123272A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB12781/18A GB123272A (en) 1918-08-06 1918-08-06 Process of Treating Lead Bullion.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12781/18A GB123272A (en) 1918-08-06 1918-08-06 Process of Treating Lead Bullion.

Publications (1)

Publication Number Publication Date
GB123272A true GB123272A (en) 1919-02-20

Family

ID=32345664

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12781/18A Expired GB123272A (en) 1918-08-06 1918-08-06 Process of Treating Lead Bullion.

Country Status (1)

Country Link
GB (1) GB123272A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116411175A (en) * 2023-06-12 2023-07-11 昆明理工大学 Fire refining method for complex lead bullion

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116411175A (en) * 2023-06-12 2023-07-11 昆明理工大学 Fire refining method for complex lead bullion
CN116411175B (en) * 2023-06-12 2023-08-25 昆明理工大学 Fire refining method for complex lead bullion

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