AP2007004167A0 - Producing calcium cyanide at a mine site using easily transportable starting materials - Google Patents

Producing calcium cyanide at a mine site using easily transportable starting materials

Info

Publication number
AP2007004167A0
AP2007004167A0 AP2007004167A AP2007004167A AP2007004167A0 AP 2007004167 A0 AP2007004167 A0 AP 2007004167A0 AP 2007004167 A AP2007004167 A AP 2007004167A AP 2007004167 A AP2007004167 A AP 2007004167A AP 2007004167 A0 AP2007004167 A0 AP 2007004167A0
Authority
AP
ARIPO
Prior art keywords
starting materials
easily transportable
producing calcium
mine site
calcium cyanide
Prior art date
Application number
AP2007004167A
Inventor
John Thomas Day
Original Assignee
Nevada Chemicals Inc
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 Nevada Chemicals Inc filed Critical Nevada Chemicals Inc
Publication of AP2007004167A0 publication Critical patent/AP2007004167A0/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01CAMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00Cyanogen; Compounds thereof
    • C01C3/02Preparation, separation or purification of hydrogen cyanide
    • C01C3/0208Preparation in gaseous phase
    • C01C3/0212Preparation in gaseous phase from hydrocarbons and ammonia in the presence of oxygen, e.g. the Andrussow-process
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01CAMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00Cyanogen; Compounds thereof
    • C01C3/02Preparation, separation or purification of hydrogen cyanide
    • C01C3/0204Preparation, separation or purification of hydrogen cyanide from formamide or from ammonium formate
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01CAMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00Cyanogen; Compounds thereof
    • C01C3/02Preparation, separation or purification of hydrogen cyanide
    • C01C3/0208Preparation in gaseous phase
    • C01C3/0241Preparation in gaseous phase from alcohols or aldehydes
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01CAMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00Cyanogen; Compounds thereof
    • C01C3/08Simple or complex cyanides of metals
    • 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
    • C22B11/08Obtaining noble metals by cyaniding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AP2007004167A 2005-03-11 2006-03-10 Producing calcium cyanide at a mine site using easily transportable starting materials AP2007004167A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66118205P 2005-03-11 2005-03-11
PCT/US2006/008816 WO2006099252A1 (en) 2005-03-11 2006-03-10 Producing calcium cyanide at a mine site using easily transportable starting materials

Publications (1)

Publication Number Publication Date
AP2007004167A0 true AP2007004167A0 (en) 2007-10-31

Family

ID=36992034

Family Applications (1)

Application Number Title Priority Date Filing Date
AP2007004167A AP2007004167A0 (en) 2005-03-11 2006-03-10 Producing calcium cyanide at a mine site using easily transportable starting materials

Country Status (5)

Country Link
US (1) US20080203809A1 (en)
AP (1) AP2007004167A0 (en)
CA (1) CA2600552A1 (en)
MX (1) MX2007010901A (en)
WO (1) WO2006099252A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005026326A1 (en) * 2005-06-07 2006-12-14 Basf Ag Process for the preparation of salts of hydrocyanic acid
WO2009111828A1 (en) * 2008-03-11 2009-09-17 Synergen Met Limited Method, apparatus and system for manufacture of a cyanide
US9011646B2 (en) 2011-01-28 2015-04-21 Mccutchen Co. Mechanical pyrolysis in a shear retort
CN110372008A (en) * 2012-12-18 2019-10-25 英威达纺织(英国)有限公司 System and method for the recycling in andrussow process
CN111533136A (en) * 2020-07-03 2020-08-14 重庆奕翔化工有限公司 Production system and process of hydrocyanic acid
CN113044857B (en) * 2020-12-30 2023-05-23 重庆柒兴克米科技有限公司 Production process for preparing high-purity sodium cyanide or potassium cyanide with high yield

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1592127A (en) * 1925-11-21 1926-07-13 California Cyanide Company Inc Tricalcium cyanide and method of producing same
US1596119A (en) * 1926-02-18 1926-08-17 California Cyanide Company Inc Process for making calcium cyanogen compounds and the product thereof
US1596120A (en) * 1926-04-13 1926-08-17 California Cyanide Company Inc Cyanide product and process of preparing the same
US2723184A (en) * 1952-12-24 1955-11-08 Shawinigan Chem Ltd Recovery of hydrocyanic acid
GB1295379A (en) * 1969-12-08 1972-11-08
US4279868A (en) * 1980-03-24 1981-07-21 Kohorn H Von Method for leaching metal bearing ores
US4485079A (en) * 1981-12-18 1984-11-27 The Standard Oil Company Ammoxidation of methanol to produce hydrogen cyanide
DE3330795A1 (en) * 1983-08-26 1985-04-18 MNR Reprocessing, Inc., Wilmington, Del. METHOD FOR PRODUCING COPPER AND, IF NECESSARY, SILVER AND GOLD BY LAUGHING OXIDIC AND SULFIDIC MATERIALS WITH WATER-SOLUBLE CYANIDES
US4869889A (en) * 1989-03-23 1989-09-26 W. R. Grace & Co.-Conn. Process for the production of hydrogen cyanide
US5336474A (en) * 1990-06-02 1994-08-09 Degussa Aktiengesellschaft Process for leaching of precious metals
US5439661A (en) * 1993-12-06 1995-08-08 Mitsubishi Gas Chemical Company, Inc. Process for producing hydrogen cyanide
DE10034194A1 (en) * 2000-07-13 2003-09-11 Roehm Gmbh Process for the preparation of hydrogen cyanide
US7070743B2 (en) * 2002-03-14 2006-07-04 Invista North America S.A R.L. Induction-heated reactors for gas phase catalyzed reactions
DE102004042986A1 (en) * 2004-09-06 2006-03-09 Basf Ag Process for the production of hydrocyanic acid

Also Published As

Publication number Publication date
US20080203809A1 (en) 2008-08-28
CA2600552A1 (en) 2006-09-21
WO2006099252A1 (en) 2006-09-21
MX2007010901A (en) 2008-02-20

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