GB191505832A - A Process for the Manufacture of Heating Conductors for Thermic Telephones from Wires Treated by the Wollaston Process. - Google Patents
A Process for the Manufacture of Heating Conductors for Thermic Telephones from Wires Treated by the Wollaston Process.Info
- Publication number
- GB191505832A GB191505832A GB191505832DA GB191505832A GB 191505832 A GB191505832 A GB 191505832A GB 191505832D A GB191505832D A GB 191505832DA GB 191505832 A GB191505832 A GB 191505832A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wollaston
- manufacture
- heating conductors
- thermic
- telephones
- 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
Links
- 238000000034 method Methods 0.000 title abstract 3
- 239000004020 conductor Substances 0.000 title 1
- 238000010438 heat treatment Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000126 substance Substances 0.000 abstract 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 229920001800 Shellac Polymers 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 abstract 1
- 229940113147 shellac Drugs 0.000 abstract 1
- 235000013874 shellac Nutrition 0.000 abstract 1
- 239000004208 shellac Substances 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/002—Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
- Non-Insulated Conductors (AREA)
- ing And Chemical Polishing (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE191505832X | 1915-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB191505832A true GB191505832A (en) | 1916-04-19 |
Family
ID=32668490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB191505832D Expired GB191505832A (en) | 1915-02-06 | 1915-04-19 | A Process for the Manufacture of Heating Conductors for Thermic Telephones from Wires Treated by the Wollaston Process. |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE298383C (enrdf_load_stackoverflow) |
| GB (1) | GB191505832A (enrdf_load_stackoverflow) |
-
0
- DE DENDAT298383D patent/DE298383C/de active Active
-
1915
- 1915-04-19 GB GB191505832D patent/GB191505832A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE298383C (enrdf_load_stackoverflow) |
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