DE227019C - - Google Patents
Info
- Publication number
- DE227019C DE227019C DENDAT227019D DE227019DA DE227019C DE 227019 C DE227019 C DE 227019C DE NDAT227019 D DENDAT227019 D DE NDAT227019D DE 227019D A DE227019D A DE 227019DA DE 227019 C DE227019 C DE 227019C
- Authority
- DE
- Germany
- Prior art keywords
- compressed air
- pressure
- guide rod
- drill
- hammer drill
- 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
- 239000011435 rock Substances 0.000 description 5
- 238000005553 drilling Methods 0.000 description 3
- 239000010985 leather Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE227019C true DE227019C (OSRAM) |
Family
ID=487512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT227019D Active DE227019C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE227019C (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7020094B2 (en) | 2000-06-13 | 2006-03-28 | Siemens Aktiengesellschaft | Method and system for transmitting at least one client signal within a server signal |
-
0
- DE DENDAT227019D patent/DE227019C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7020094B2 (en) | 2000-06-13 | 2006-03-28 | Siemens Aktiengesellschaft | Method and system for transmitting at least one client signal within a server signal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE227019C (OSRAM) | ||
| DE2728258C3 (de) | Pendelmesserkopf zur Drehbearbeitung von Bohrungen | |
| DE346157C (de) | Drehstahlhalter | |
| DE209793C (OSRAM) | ||
| DE240666C (OSRAM) | ||
| DE257863C (OSRAM) | ||
| DE236921C (de) | Maschine zur Herstellung von Gravüren auf der Innenfläche von Ringen | |
| DE253425C (OSRAM) | ||
| DE711588C (de) | Vorrichtung zum Einwalzen von in Bauteile eingesetzten und zu befestigenden Kugel- und Gelenklagern | |
| DE136737C (OSRAM) | ||
| DE276586C (OSRAM) | ||
| DE3743001C2 (OSRAM) | ||
| DE454304C (de) | Tiefbohrvorrichtung mit hydraulischem Antriebsmotor, z.B. Turbine, im Bohrloch | |
| DE244466C (OSRAM) | ||
| DE224031C (OSRAM) | ||
| DE212256C (OSRAM) | ||
| DE265036C (OSRAM) | ||
| DE382700C (de) | Vorrichtung zur Erzielung eines periodisch wachsenden Werkzeugvorschubes an Scheren, Biege-, Stanz- o. dgl. Werkzeugmaschinen | |
| DE220472C (OSRAM) | ||
| DE279704C (OSRAM) | ||
| DE157756C (OSRAM) | ||
| DE170367C (OSRAM) | ||
| DE264781C (OSRAM) | ||
| DE235987C (OSRAM) | ||
| DE2138373C (de) | Vorrichtung zum Nacharbeiten der Sitzfläche eines Gießformeinlaufstopfens |