DE9002460U1 - Kronenbohrer - Google Patents
KronenbohrerInfo
- Publication number
- DE9002460U1 DE9002460U1 DE9002460U DE9002460U DE9002460U1 DE 9002460 U1 DE9002460 U1 DE 9002460U1 DE 9002460 U DE9002460 U DE 9002460U DE 9002460 U DE9002460 U DE 9002460U DE 9002460 U1 DE9002460 U1 DE 9002460U1
- Authority
- DE
- Germany
- Prior art keywords
- crown
- drill
- secondary cutting
- drill according
- cutting plates
- 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.)
- Expired - Lifetime
Links
- 238000005520 cutting process Methods 0.000 claims description 56
- 238000005553 drilling Methods 0.000 claims description 50
- 239000000428 dust Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 244000309464 bull Species 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
-
- 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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion
-
- 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
-
- 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9002460U DE9002460U1 (de) | 1990-03-02 | 1990-03-02 | Kronenbohrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9002460U DE9002460U1 (de) | 1990-03-02 | 1990-03-02 | Kronenbohrer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9002460U1 true DE9002460U1 (de) | 1990-05-03 |
Family
ID=6851549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9002460U Expired - Lifetime DE9002460U1 (de) | 1990-03-02 | 1990-03-02 | Kronenbohrer |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE9002460U1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9206657U1 (de) * | 1992-05-15 | 1993-09-16 | Töpfer, Rainer, 28870 Ottersberg | Rotationswerkzeug mit Hartmetalleinsätzen |
| DE4236553A1 (de) * | 1992-10-29 | 1994-05-05 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
-
1990
- 1990-03-02 DE DE9002460U patent/DE9002460U1/de not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9206657U1 (de) * | 1992-05-15 | 1993-09-16 | Töpfer, Rainer, 28870 Ottersberg | Rotationswerkzeug mit Hartmetalleinsätzen |
| DE4236553A1 (de) * | 1992-10-29 | 1994-05-05 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
| US5403130A (en) * | 1992-10-29 | 1995-04-04 | Hawera Probst Gmbh & Co. | Rock drill |
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