DE88957C - - Google Patents
Info
- Publication number
- DE88957C DE88957C DENDAT88957D DE88957DA DE88957C DE 88957 C DE88957 C DE 88957C DE NDAT88957 D DENDAT88957 D DE NDAT88957D DE 88957D A DE88957D A DE 88957DA DE 88957 C DE88957 C DE 88957C
- Authority
- DE
- Germany
- Prior art keywords
- silver
- gold
- alkali
- recovery
- alkaline
- 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.)
- Active
Links
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- 239000003513 alkali Substances 0.000 claims 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 2
- 229910052737 gold Inorganic materials 0.000 claims 2
- 239000010931 gold Substances 0.000 claims 2
- 238000011084 recovery Methods 0.000 claims 2
- 229910052709 silver Inorganic materials 0.000 claims 2
- 239000004332 silver Substances 0.000 claims 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims 1
- ZYDVNTYVDVZMKF-UHFFFAOYSA-N [Cl].[Ag] Chemical compound [Cl].[Ag] ZYDVNTYVDVZMKF-UHFFFAOYSA-N 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- -1 alkali metal cyanide Chemical class 0.000 claims 1
- 239000003518 caustics Substances 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 claims 1
- 239000000706 filtrate Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 150000002825 nitriles Chemical class 0.000 claims 1
- 230000001376 precipitating effect Effects 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE88957C true DE88957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=360811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT88957D Active DE88957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE88957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0139056A1 (en) * | 1983-09-10 | 1985-05-02 | Sumitomo Metal Mining Company Limited | Recovering of gold and silver from an aqueous solution containing cyanic compounds of gold and silver |
-
0
- DE DENDAT88957D patent/DE88957C/de active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0139056A1 (en) * | 1983-09-10 | 1985-05-02 | Sumitomo Metal Mining Company Limited | Recovering of gold and silver from an aqueous solution containing cyanic compounds of gold and silver |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE88957C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
US1387289A (en) | Cyaniding process | |
US1519396A (en) | Ore-treating process | |
DE65482C (de) | Verfahren der Reduction des in der Anodenflüssigkeit elektrolytisch erzeugten Kupferchlorids zu Kupferchlorür. (2 | |
DE173628C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE489330C (de) | Verfahren zur Rueckgewinnung des beim Aufschluss von Pflanzenfaserstoffen verwendeten Natriumsulfites aus der Ablauge | |
DE108343C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE392049C (de) | Verfahren zur Herstellung eines Farbstoffes | |
GB211005A (en) | Process for precipitating or recovering metals from their solutions | |
DE358194C (de) | Verfahren zur Herstellung von Alkalicyanaten aus Alkalicyaniden | |
AT44536B (de) | Verfahren zur Fällung der Humusstoffe aus den Schwarzlaugen der Natronzellulosefabriken. | |
DE191566C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE132477C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE235476C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE252661C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE67925C (de) | Verfahren zur Herstellung: eisenfreier Kupferchlorürlaugen | |
DE94128C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE406201C (de) | Verfahren zur Gewinnung von Chlorammonium beim Ammoniaksodaverfahren | |
DE169186C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
DE419364C (de) | Verfahren zur Herstellung kolloidaler Metalle oder deren Verbindungen | |
AT101649B (de) | Verfahren zur Erzeugung von Preßhefe aus Melasse. | |
DE458437C (de) | Verfahren zur Herstellung von Guanidincarbonat | |
AT55446B (de) | Verfahren zur Gewinnung der in Schwarzlaugen der Natronzellulosefabrikation, die von mit Kohlensäure fällbaren organischen Stoffen befreit worden sind, befindlichen Natriumsalze in der Form von Bikarbonat. | |
DE45376C (de) | Verfahren zur Zerlegung von Bariumsaccharat mittels Kohlensäure unter Mitwirkung von Calciumbicarbonat | |
DE315549C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |