DE293408C - - Google Patents
Info
- Publication number
- DE293408C DE293408C DENDAT293408D DE293408DA DE293408C DE 293408 C DE293408 C DE 293408C DE NDAT293408 D DENDAT293408 D DE NDAT293408D DE 293408D A DE293408D A DE 293408DA DE 293408 C DE293408 C DE 293408C
- Authority
- DE
- Germany
- Prior art keywords
- plow
- pipe
- mandrel
- pipeline
- earth
- 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
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 239000004570 mortar (masonry) Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
- E02F5/101—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables forming during digging, e.g. underground canalisations or conduits, by bending or twisting a strip of pliable material; by extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE293408C true DE293408C (enrdf_load_stackoverflow) |
Family
ID=548068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT293408D Active DE293408C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE293408C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT293408D patent/DE293408C/de active Active
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