DE263404C - - Google Patents
Info
- Publication number
- DE263404C DE263404C DENDAT263404D DE263404DC DE263404C DE 263404 C DE263404 C DE 263404C DE NDAT263404 D DENDAT263404 D DE NDAT263404D DE 263404D C DE263404D C DE 263404DC DE 263404 C DE263404 C DE 263404C
- Authority
- DE
- Germany
- Prior art keywords
- thiourea
- cyanamide
- hydrogen sulfide
- cyanamides
- heavy metal
- 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
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 20
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 2
- 150000001912 cyanamides Chemical class 0.000 description 7
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 5
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 5
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 150000004763 sulfides Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XMYLSWOTJKUSHE-UHFFFAOYSA-N cyanamide;lead Chemical compound [Pb].NC#N XMYLSWOTJKUSHE-UHFFFAOYSA-N 0.000 description 2
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-AKLPVKDBSA-N Sulfur-35 Chemical compound [35S] NINIDFKCEFEMDL-AKLPVKDBSA-N 0.000 description 1
- GNMYOXXIVYLOGI-UHFFFAOYSA-N [Ca].NC(=S)N Chemical compound [Ca].NC(=S)N GNMYOXXIVYLOGI-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- HIVLDXAAFGCOFU-UHFFFAOYSA-N ammonium hydrosulfide Chemical compound [NH4+].[SH-] HIVLDXAAFGCOFU-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229940056932 lead sulfide Drugs 0.000 description 1
- 229910052981 lead sulfide Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D193/00—Coating compositions based on natural resins; Coating compositions based on derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE263404C true DE263404C (enrdf_load_stackoverflow) |
Family
ID=520805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT263404D Active DE263404C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE263404C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT263404D patent/DE263404C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2501395C3 (de) | Verfahren zur Trennung von Nickel und Cobalt | |
| DE263404C (enrdf_load_stackoverflow) | ||
| DE266404C (enrdf_load_stackoverflow) | ||
| DE3919187A1 (de) | Verfahren zur reinigung von uebergangsmetalle enthaltenden hydroxiden von niob und tantal | |
| DE2305518A1 (de) | Gewinnung von kupfer aus kupfersulfidhaltigen konzentraten | |
| DE871132C (de) | Verfahren zur Schwimmaufbereitung von Erzen | |
| DE3601304A1 (de) | Verfahren zur herstellung von ammoniumparawolframat | |
| DE1110878B (de) | Verfahren zur Trennung von Nickel und Kobalt | |
| DE971405C (de) | Verfahren zur Verwertung von schwefelsauren Eisen (II)-salzloesungen, insbesondere Beizablaugen | |
| DE295509C (enrdf_load_stackoverflow) | ||
| DE98680C (enrdf_load_stackoverflow) | ||
| DE192534C (enrdf_load_stackoverflow) | ||
| DE263244C (enrdf_load_stackoverflow) | ||
| DE279310C (enrdf_load_stackoverflow) | ||
| AT203732B (de) | Verfahren zur Laugung von Erzen, die sulfosalzbildende Metalle enthalten | |
| DE89818C (enrdf_load_stackoverflow) | ||
| DE899557C (de) | Verfahren zur Gewinung von Abtrennung von Nickel und Kobalt aus Saeureloesungen | |
| DE956304C (de) | Verfahren zur direkten Herstellung von Kaliumsulfat aus Calciumsulfat und Kaliumchlorid in Gegenwart von konzentrierten waessrigen Ammoniakloesungen | |
| DE566855C (de) | Verfahren zur Herstellung von Alkalinitrat und stickstoffhaltigen Duengemitteln | |
| DE535955C (de) | Verfahren zur Herstellung von Thioharnstoff bzw. Rhodancalcium aus Kalkstickstoff | |
| DE557660C (de) | Herstellung von Alkalihydroxyden | |
| DE228207C (enrdf_load_stackoverflow) | ||
| DE301676C (enrdf_load_stackoverflow) | ||
| AT60590B (de) | Verfahren zur Herstellung von m-Nitroanilin und seinen Homologen. | |
| DE242243C (enrdf_load_stackoverflow) |