SU250528A1 - METHOD OF ELECTROLYTIC ISOLATION OF CARBIDE PHASES IN MOLYBDENE ALLOYS - Google Patents
METHOD OF ELECTROLYTIC ISOLATION OF CARBIDE PHASES IN MOLYBDENE ALLOYSInfo
- Publication number
- SU250528A1 SU250528A1 SU1168503A SU1168503A SU250528A1 SU 250528 A1 SU250528 A1 SU 250528A1 SU 1168503 A SU1168503 A SU 1168503A SU 1168503 A SU1168503 A SU 1168503A SU 250528 A1 SU250528 A1 SU 250528A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- alloys
- molybdene
- carbide phases
- electrolytic isolation
- electrolytic
- Prior art date
Links
- 238000002955 isolation Methods 0.000 title description 2
- 229910045601 alloy Inorganic materials 0.000 title 1
- 239000000956 alloy Substances 0.000 title 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 title 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- 229910001182 Mo alloy Inorganic materials 0.000 description 2
- 229910026551 ZrC Inorganic materials 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- UGHSGZIDZZRZKT-UHFFFAOYSA-N methane;zirconium Chemical compound C.[Zr] UGHSGZIDZZRZKT-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000996 additive Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 molybdenum - zirconium - carbon Chemical compound 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
Description
Известен способ электролитического изолировани карбидных фаз в сплавах молибдена путем анодного растворени в электролите на основе метилового апирта и щавелевой кислоты .There is a known method of electrolytic isolation of carbide phases in molybdenum alloys by anodic dissolution in an electrolyte based on methyl alcohol and oxalic acid.
Предложенный способ отличаетс от известного тем, что с целью селективного изолировани карбида циркони в электролит ввод т серную кислоту при следующем соотношении компонентов:The proposed method differs from the known one in that in order to selectively isolate zirconium carbide, sulfuric acid is introduced into the electrolyte in the following ratio of components:
Ща1велева кислота50-100 гAdditive acid 50-100 g
Серна кислота50 млSulfuric Acid50 ml
Метиловый спирт1000 млMethyl alcohol1000 ml
и ПрО|Цесс ведут при охлаждении электролитаand PrO | Cess lead when cooling electrolyte
до -5-7° С, анодной плотности тока 0,03-to -5-7 ° C, anodic current density of 0.03-
0,1 а/см в течение 1,5 час.0.1 A / cm for 1.5 hours.
Микрохимический анализ анодного осадка, изолированного из сплава молибден - цирконий- углерод, вес. %:Microchemical analysis of anodic precipitate isolated from molybdenum – zirconium – carbon alloy, wt. %:
9,39.3
го,оoh oh
77,077.0
остальное.rest.
Предмет изобретени Subject invention
Способ электролитического изолировани карбидных фаз в сплавах молибдена лутем анодного растворени в электролите на основе метилового спирта и щавелевой кислоты, отличающийс тем, что, с целью селективного изолировани карбида циркони , в электролит ввод т серную кислоту при следующем соотношении компонентов:A method of electrolytically isolating carbide phases in molybdenum alloys with an anodic dissolution in an electrolyte based on methyl alcohol and oxalic acid, characterized in that sulfuric acid is introduced into the electrolyte to selectively isolate zirconium carbide in the following ratio of components:
Щавелева кислота50-100 гOxalic acid50-100 g
Серна кислота50 млSulfuric Acid50 ml
Метиловый спирт1000 млMethyl alcohol1000 ml
и процесс ведут при тем1пературе -5-7° С и анодной плотности тока 0,03-0,1 а/см.and the process is carried out at a temperature of -5-7 ° C and an anode current density of 0.03-0.1 a / cm.
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU853978826A Addition SU1355583A2 (en) | 1985-11-18 | 1985-11-18 | Overhang device of balancing ropes of mine hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU250528A1 true SU250528A1 (en) |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169027A (en) * | 1977-07-05 | 1979-09-25 | Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung | Method of electrochemically processing the surface of a workpiece of molybdenum or of an alloy containing a high proportion of molybdenum |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169027A (en) * | 1977-07-05 | 1979-09-25 | Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung | Method of electrochemically processing the surface of a workpiece of molybdenum or of an alloy containing a high proportion of molybdenum |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3488266A (en) | Electrochemical reduction of benzene using a carbon anode | |
| EP0255756A2 (en) | Method for producing high purity quaternary ammonium hydroxides | |
| US4318783A (en) | Process for the preparation of optionally substituted benzaldehyde dialkyl acetals | |
| EP0011712A2 (en) | Preparation of benzaldehyde dialkyl acetals substituted in the 4-position | |
| SU250528A1 (en) | METHOD OF ELECTROLYTIC ISOLATION OF CARBIDE PHASES IN MOLYBDENE ALLOYS | |
| FI91978B (en) | Continuous process for the preparation of crystalline sodium perchlorate | |
| US2485982A (en) | Electrolytic production of aminoalcohols | |
| US3193479A (en) | Electrolytic coupling of an olefinic compound with a ketone | |
| US3630861A (en) | Electrolytic hydrodimerisation process | |
| SU194397A1 (en) | METHOD OF ELECTROLYTIC ISOLATION OF CARBIDE AND OXIDE PHASES IN MOLYBDENE ALLOYS | |
| US4061548A (en) | Electrolytic hydroquinone process | |
| US2543763A (en) | Electrolytic reduction of hydroperoxides | |
| US2559033A (en) | Electrolytic process of producing diacetone-keto-gulonic acid | |
| EP0368211B1 (en) | Method for the preparation of dihydroxydiones | |
| Sakurai et al. | Reduction of Acetophenone by an Electrolytic Method Using Raney Nickel as Catalyst | |
| SU313898A1 (en) | METHOD OF ELECTROCHEMICAL EFFECTING ALLOYS ON THE BASIS OF TUNGSTEN | |
| SU291985A1 (en) | METHOD OF ELECTROLYTIC Cadmiumout ^ ya | |
| US2462301A (en) | Electrolytic production of allyl alcohol | |
| SU108127A1 (en) | Method for separating carbide phase from high-temperature alloys | |
| US3380901A (en) | Process for preparing d-ribose | |
| SU152340A1 (en) | The method of phase analysis of niobium alloys | |
| SU159509A1 (en) | ||
| SU286347A1 (en) | ELECTROLYTE FOR ISOLATION OF PHASES FROM ALLOYS | |
| PL160015B2 (en) | Method for obtaining tert-buthylhydroxyamine and its hydroxylated derivatives | |
| SU357267A1 (en) | METHOD OF ELECTROLYTIC DEPOSITION OF THE ALLOYS |