CN100371247C - 氰化钠方法 - Google Patents

氰化钠方法 Download PDF

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Publication number
CN100371247C
CN100371247C CNB2004800091753A CN200480009175A CN100371247C CN 100371247 C CN100371247 C CN 100371247C CN B2004800091753 A CNB2004800091753 A CN B2004800091753A CN 200480009175 A CN200480009175 A CN 200480009175A CN 100371247 C CN100371247 C CN 100371247C
Authority
CN
China
Prior art keywords
acid
nacn
solution
sodium
sodium cyanide
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 - Lifetime
Application number
CNB2004800091753A
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English (en)
Chinese (zh)
Other versions
CN1768007A (zh
Inventor
J·M·罗杰斯
D·A·格林
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.)
Covever Mineral Co ltd
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN1768007A publication Critical patent/CN1768007A/zh
Application granted granted Critical
Publication of CN100371247C publication Critical patent/CN100371247C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/08—Simple or complex cyanides of metals
    • C01C3/10—Simple alkali metal cyanides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CNB2004800091753A 2003-04-01 2004-03-31 氰化钠方法 Expired - Lifetime CN100371247C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/404,321 US6896863B2 (en) 2003-04-01 2003-04-01 Sodium cyanide process
US10/404,321 2003-04-01

Publications (2)

Publication Number Publication Date
CN1768007A CN1768007A (zh) 2006-05-03
CN100371247C true CN100371247C (zh) 2008-02-27

Family

ID=33096908

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004800091753A Expired - Lifetime CN100371247C (zh) 2003-04-01 2004-03-31 氰化钠方法

Country Status (10)

Country Link
US (1) US6896863B2 (enExample)
EP (1) EP1606219B1 (enExample)
JP (1) JP4571126B2 (enExample)
CN (1) CN100371247C (enExample)
BR (1) BRPI0409060A (enExample)
DE (1) DE602004002101T2 (enExample)
ES (1) ES2271907T3 (enExample)
TW (1) TWI316048B (enExample)
WO (1) WO2004089826A2 (enExample)
ZA (1) ZA200506575B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2359244C (en) 1999-01-13 2013-10-08 Bayer Healthcare Llc .omega.-carboxy aryl substituted diphenyl ureas as p38 kinase inhibitors
US8124630B2 (en) 1999-01-13 2012-02-28 Bayer Healthcare Llc ω-carboxyaryl substituted diphenyl ureas as raf kinase inhibitors
EP2324825A1 (en) 2002-02-11 2011-05-25 Bayer Healthcare LLC Aryl ureas with angiogenesis inhibiting activity
UY28213A1 (es) 2003-02-28 2004-09-30 Bayer Pharmaceuticals Corp Nuevos derivados de cianopiridina útiles en el tratamiento de cáncer y otros trastornos.
DE602004007382T2 (de) 2003-05-20 2008-04-17 Bayer Pharmaceuticals Corp., West Haven Diaryl-harnstoffe für durch pdgfr vermittelte krankheiten
DK1663978T3 (da) 2003-07-23 2008-04-07 Bayer Pharmaceuticals Corp Fluorsubstitueret omega-carboxyaryl-diphenylurinstof til behandling og forebyggelse af sygdomme og lidelser
KR100645598B1 (ko) 2004-11-10 2006-11-15 동서석유화학주식회사 고순도 시안화나트륨의 제조방법
KR101335932B1 (ko) * 2005-03-07 2013-12-04 바이엘 헬스케어 엘엘씨 암의 치료를 위한 오메가-카르복시아릴 치환된 디페닐우레아를 포함하는 제약 조성물
CN1310838C (zh) * 2005-03-29 2007-04-18 嵇忠平 氰化钠脱硫废渣制取选金氰化钠和硫化铅的方法
NZ570143A (en) * 2006-02-03 2010-07-30 Basf Se Aqueous solutions containing metal cyanide for cyanide leaching for the winning of gold and silver
US8894961B2 (en) 2009-05-22 2014-11-25 E I Du Pont De Nemours And Company Sodium cyanide process
CN116096676B (zh) * 2020-07-14 2024-04-16 赛安可公司 改进的碱金属氰化物生产
CN111994920B (zh) * 2020-08-31 2021-07-23 营创三征(营口)精细化工有限公司 一种固体氰化钠的生产方法及系统
CN113044857B (zh) * 2020-12-30 2023-05-23 重庆柒兴克米科技有限公司 高收率制取高纯氰化钠或氰化钾的生产工艺
CN118647738A (zh) * 2021-12-03 2024-09-13 赛安可公司 将氰化铜转化为氧化铜的方法及其系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083935A (en) * 1976-08-09 1978-04-11 E. I. Du Pont De Nemours And Company Sodium cyanide crystallization process control
CN1032148A (zh) * 1987-09-24 1989-04-05 纳幕尔杜邦公司 氰化钠的生产方法
CN1172071A (zh) * 1997-06-24 1998-02-04 杜尧礼 固体氰化钠生产方法
US6183710B1 (en) * 1999-04-08 2001-02-06 E. I Du Pont De Nemours And Company Sodium cyanide paste composition

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726139A (en) * 1953-05-25 1955-12-06 Monsanto Chemicals Production of anhydrous sodium cyanide
US2993754A (en) * 1958-01-02 1961-07-25 Du Pont Process for producing alkali metal cyanide
DE1143798B (de) 1960-05-31 1963-02-21 Du Pont Verfahren zur kontinuierlichen Herstellung von kristallinem Natriumcyanid
NL136393C (enExample) * 1962-07-13
NL133600C (enExample) * 1963-03-30
FR1594445A (enExample) * 1968-02-24 1970-06-01
US4267159A (en) * 1980-08-08 1981-05-12 Crane Co. Cyanide recovery
US4902301A (en) * 1988-04-25 1990-02-20 E. I. Du Pont De Nemours And Company Process for shipment of sodium cyanide slurries

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083935A (en) * 1976-08-09 1978-04-11 E. I. Du Pont De Nemours And Company Sodium cyanide crystallization process control
CN1032148A (zh) * 1987-09-24 1989-04-05 纳幕尔杜邦公司 氰化钠的生产方法
US4847062A (en) * 1987-09-24 1989-07-11 E. I. Du Pont De Nemours And Company Process for production of sodium cyanide
CN1172071A (zh) * 1997-06-24 1998-02-04 杜尧礼 固体氰化钠生产方法
US6183710B1 (en) * 1999-04-08 2001-02-06 E. I Du Pont De Nemours And Company Sodium cyanide paste composition

Also Published As

Publication number Publication date
HK1089423A1 (zh) 2006-12-01
WO2004089826A2 (en) 2004-10-21
TWI316048B (en) 2009-10-21
TW200500302A (en) 2005-01-01
DE602004002101T2 (de) 2007-03-29
JP2006522002A (ja) 2006-09-28
US6896863B2 (en) 2005-05-24
CN1768007A (zh) 2006-05-03
EP1606219A2 (en) 2005-12-21
WO2004089826A3 (en) 2005-01-20
ZA200506575B (en) 2006-12-27
US20040197256A1 (en) 2004-10-07
ES2271907T3 (es) 2007-04-16
EP1606219B1 (en) 2006-08-23
BRPI0409060A (pt) 2006-03-28
JP4571126B2 (ja) 2010-10-27
DE602004002101D1 (de) 2006-10-05

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