DE159655C - - Google Patents
Info
- Publication number
- DE159655C DE159655C DENDAT159655D DE159655DA DE159655C DE 159655 C DE159655 C DE 159655C DE NDAT159655 D DENDAT159655 D DE NDAT159655D DE 159655D A DE159655D A DE 159655DA DE 159655 C DE159655 C DE 159655C
- Authority
- DE
- Germany
- Prior art keywords
- pipe
- connection
- pipes
- refrigerant
- flexible
- 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
- 230000008014 freezing Effects 0.000 claims description 2
- 238000007710 freezing Methods 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/10—Preparation of the ground
- E21D1/12—Preparation of the ground by freezing
- E21D1/14—Freezing apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Joints Allowing Movement (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE159655C true DE159655C (enExample) |
Family
ID=425707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT159655D Active DE159655C (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE159655C (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE970101C (de) * | 1952-03-07 | 1958-08-28 | Svenska Skifferolje A B | Verfahren zum Entgasen bituminoeser geologischer Vorkommen in ihrer natuerlichen Lagerstaette |
| US3217203A (en) * | 1962-04-05 | 1965-11-09 | Gen Electric | Beam plate structure having suppressor grid characteristics |
-
0
- DE DENDAT159655D patent/DE159655C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE970101C (de) * | 1952-03-07 | 1958-08-28 | Svenska Skifferolje A B | Verfahren zum Entgasen bituminoeser geologischer Vorkommen in ihrer natuerlichen Lagerstaette |
| US3217203A (en) * | 1962-04-05 | 1965-11-09 | Gen Electric | Beam plate structure having suppressor grid characteristics |
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