DE149218A - - Google Patents
Info
- Publication number
- DE149218A DE149218A DE149218A DE 149218 A DE149218 A DE 149218A DE 149218 A DE149218 A DE 149218A
- Authority
- DE
- Germany
- Prior art keywords
- metal
- arc
- carbon electrodes
- coal
- parts
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004040 coloring Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Family
ID=
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE149218A (ja�@�@) | ||
| DE117031C (ja�@�@) | ||
| DE184958C (ja�@�@) | ||
| DE184706A (ja�@�@) | ||
| DE217085C (ja�@�@) | ||
| DE274487C (ja�@�@) | ||
| DE153085C (ja�@�@) | ||
| DE485082C (de) | Dochtkohle fuer elektrische Bogenlampen | |
| DE376968C (de) | Verfahren zur Herstellung von kohlenstoff- und siliziumarmen Metallen aller Legierungen im elektrischen Ofen | |
| DE654270C (de) | Verfahren zur elektrolytischen Herstellung von UEberzuegen aus Wolframlegierungen | |
| DE274110C (ja�@�@) | ||
| DE214582C (ja�@�@) | ||
| DE1256204B (de) | Verfahren zur Gewinnung von Schwefeldioxyd aus Gips | |
| DE223652C (ja�@�@) | ||
| DE182968C (ja�@�@) | ||
| DE182766C (ja�@�@) | ||
| US1289514A (en) | Arc-lamp electrode. | |
| DE375806C (de) | Elektrische Lampe | |
| DE256675C (ja�@�@) | ||
| DE281512C (ja�@�@) | ||
| DE114312C (ja�@�@) | ||
| DE254369C (ja�@�@) | ||
| DE254466C (ja�@�@) | ||
| DE194707C (ja�@�@) | ||
| DE137809C (ja�@�@) |