BE482734A - - Google Patents
Info
- Publication number
- BE482734A BE482734A BE482734DA BE482734A BE 482734 A BE482734 A BE 482734A BE 482734D A BE482734D A BE 482734DA BE 482734 A BE482734 A BE 482734A
- Authority
- BE
- Belgium
- Prior art keywords
- housing
- rod
- side wall
- edges
- slots
- Prior art date
Links
- 230000002093 peripheral effect Effects 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 13
- 238000009527 percussion Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 2
- 230000001154 acute effect Effects 0.000 claims 1
- 238000005496 tempering Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 5
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000036346 tooth eruption Effects 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
-
- 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
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 |
|---|---|
| BE482734A true BE482734A (forum.php) |
Family
ID=129333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE482734D BE482734A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE482734A (forum.php) |
-
0
- BE BE482734D patent/BE482734A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE1004847A6 (fr) | Assemblage et procede d'ancrage empechant l'arrachement. | |
| BE1006328A5 (fr) | Outil a decouper des metaux. | |
| EP0006261B1 (fr) | Déchiqueteur pour pièces encombrantes et/ou tenaces à détruire | |
| CA2848011C (fr) | Ensemble pour la realisation d'un joint filete pour le forage et l'exploitation des puits d'hydrocarbures et joint filete resultant | |
| CH688579A5 (fr) | Article manufacturé comportant un dispositif d'entra»nement. | |
| FR2911085A1 (fr) | Meche se composant d'une premiere et d'une deuxieme matiere. | |
| FR2470287A3 (fr) | Joint d'accouplement a frottement | |
| FR2466237A1 (fr) | Alesoir dentaire | |
| EP1162376B1 (fr) | Organe de fixation à empreinte d'extrémité dans une partie filetée | |
| FR2636382A1 (fr) | Ensemble d'element de fixation et d'anneau de retenue | |
| FR2493888A1 (fr) | Raccord pour tubes de pieux a enfoncer | |
| FR2491562A1 (fr) | Rivet en deux parties | |
| FR2598767A1 (fr) | Vis a billes | |
| FR2969738A1 (fr) | Joint filete pour le forage et l'exploitation des puits d'hydrocarbures | |
| EP0225262A1 (fr) | Procédé de formage de filets hélicoidaux à flanc d'inclinaison nulle ou négative | |
| BE482734A (forum.php) | ||
| FR2590315A1 (fr) | Stabilisateur de tige de forage | |
| CH404302A (fr) | Dispositif de guidage du déplacement axial d'un organe cylindrique | |
| WO2008032137A1 (fr) | Système d'entraînement comprenant un outil de vissage et une vis | |
| FR2504616A1 (fr) | Element taraude a encastrer | |
| FR2733817A1 (fr) | Piece de fixation a monter sur un goujon crante | |
| EP0008995B1 (fr) | Dispositif de raccordement amovible pour ligne de tubes | |
| BE897800A (fr) | Fraise a aleser | |
| FR2524112A1 (fr) | Joint tubulaire filete muni d'un dispositif de freinage | |
| FR2507883A1 (fr) | Dispositif pour fixer une poignee a un ustensile culinaire et procede s'y rapportant |