NL12857B - - Google Patents
Info
- Publication number
- NL12857B NL12857B NL12857DA NL12857B NL 12857 B NL12857 B NL 12857B NL 12857D A NL12857D A NL 12857DA NL 12857 B NL12857 B NL 12857B
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
- B01D5/0009—Horizontal tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/08—Bases; Stationary contacts mounted thereon
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
- Clamps And Clips (AREA)
- Push-Button Switches (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE321944T | 1919-05-16 | ||
| US341227A US1392324A (en) | 1919-05-16 | 1919-11-28 | Switch for electric circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL12857B true NL12857B (en) |
Family
ID=37990285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL12857D NL12857B (en) | 1919-05-16 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1392324A (en) |
| DE (1) | DE321944C (en) |
| FR (1) | FR506011A (en) |
| GB (1) | GB143492A (en) |
| NL (1) | NL12857B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206332A (en) * | 1977-05-09 | 1980-06-03 | Tektronix, Inc. | Coaxial switch |
| JPS5738892Y2 (en) * | 1977-06-28 | 1982-08-27 |
-
0
- NL NL12857D patent/NL12857B/xx unknown
-
1919
- 1919-05-16 DE DE1919321944D patent/DE321944C/en not_active Expired
- 1919-11-13 FR FR506011A patent/FR506011A/en not_active Expired
- 1919-11-28 US US341227A patent/US1392324A/en not_active Expired - Lifetime
- 1919-12-03 GB GB30270/19A patent/GB143492A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1392324A (en) | 1921-10-04 |
| DE321944C (en) | 1920-06-15 |
| FR506011A (en) | 1920-08-12 |
| GB143492A (en) | 1920-10-28 |