NL6800894A - - Google Patents
Info
- Publication number
- NL6800894A NL6800894A NL6800894A NL6800894A NL6800894A NL 6800894 A NL6800894 A NL 6800894A NL 6800894 A NL6800894 A NL 6800894A NL 6800894 A NL6800894 A NL 6800894A NL 6800894 A NL6800894 A NL 6800894A
- Authority
- NL
- Netherlands
Links
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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/11—Improving or preserving soil or rock, e.g. preserving permafrost soil by thermal, electrical or electro-chemical means
- E02D3/115—Improving or preserving soil or rock, e.g. preserving permafrost soil by thermal, electrical or electro-chemical means by freezing
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Soil Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR91688A FR1515207A (fr) | 1967-01-19 | 1967-01-19 | Procédé de dégagement rapide de sondes de congélation de sols et sonde adaptée à la mise en oeuvre de ce procédé |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6800894A true NL6800894A (en:Method) | 1968-07-22 |
Family
ID=8624068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6800894A NL6800894A (en:Method) | 1967-01-19 | 1968-01-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE708351A (en:Method) |
| FR (1) | FR1515207A (en:Method) |
| NL (1) | NL6800894A (en:Method) |
-
1967
- 1967-01-19 FR FR91688A patent/FR1515207A/fr not_active Expired
- 1967-12-21 BE BE708351D patent/BE708351A/xx unknown
-
1968
- 1968-01-19 NL NL6800894A patent/NL6800894A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1515207A (fr) | 1968-03-01 |
| BE708351A (en:Method) | 1968-06-21 |