IT1244731B - Procedimento e macchia per affilare la punta di un bottone - Google Patents
Procedimento e macchia per affilare la punta di un bottoneInfo
- Publication number
- IT1244731B IT1244731B ITMI910364A ITMI910364A IT1244731B IT 1244731 B IT1244731 B IT 1244731B IT MI910364 A ITMI910364 A IT MI910364A IT MI910364 A ITMI910364 A IT MI910364A IT 1244731 B IT1244731 B IT 1244731B
- Authority
- IT
- Italy
- Prior art keywords
- stain
- sharp
- procedure
- button point
- disclosed
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
- B24B3/33—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of drills for stone
-
- 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
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
- E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA901118 | 1990-02-14 | ||
ZA906616 | 1990-08-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI910364A0 ITMI910364A0 (it) | 1991-02-13 |
ITMI910364A1 ITMI910364A1 (it) | 1992-08-13 |
IT1244731B true IT1244731B (it) | 1994-08-08 |
Family
ID=67396391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI910364A IT1244731B (it) | 1990-02-14 | 1991-02-13 | Procedimento e macchia per affilare la punta di un bottone |
Country Status (12)
Country | Link |
---|---|
KR (1) | KR910015368A (de) |
AU (1) | AU7099791A (de) |
CA (1) | CA2036284A1 (de) |
DE (1) | DE4104551A1 (de) |
FI (1) | FI910706A (de) |
FR (1) | FR2658106A1 (de) |
GB (1) | GB2240940A (de) |
IE (1) | IE910433A1 (de) |
IT (1) | IT1244731B (de) |
NO (1) | NO910583L (de) |
SE (1) | SE9100404L (de) |
ZW (1) | ZW1091A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE463754B (sv) * | 1989-05-24 | 1991-01-21 | Inovac Ab | Anordning vid handhaallen slipmaskin foer slipning av stiftborrkronor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3442342A (en) * | 1967-07-06 | 1969-05-06 | Hughes Tool Co | Specially shaped inserts for compact rock bits,and rolling cutters and rock bits using such inserts |
US3830020A (en) * | 1969-10-22 | 1974-08-20 | S Gomi | Grinding diamond wheel, and method of making same |
US4254840A (en) * | 1978-10-05 | 1981-03-10 | Reed Tool Company | Drill bit insert |
SE434356B (sv) * | 1981-11-24 | 1984-07-23 | Finsliparna Ab | Anordning for slipning av stiftborrkronor |
FI67500C (fi) * | 1983-09-12 | 1985-04-10 | Airam Ab Oy | Anordning foer vaessning av stiftkrona foer bergsborr |
GB2193456B (en) * | 1986-07-25 | 1990-06-06 | Boart Int Ltd | Restoration of drill buttons |
US4722405A (en) * | 1986-10-01 | 1988-02-02 | Dresser Industries, Inc. | Wear compensating rock bit insert |
-
1991
- 1991-02-11 IE IE043391A patent/IE910433A1/en unknown
- 1991-02-11 ZW ZW10/91A patent/ZW1091A1/xx unknown
- 1991-02-11 SE SE9100404A patent/SE9100404L/ not_active Application Discontinuation
- 1991-02-12 AU AU70997/91A patent/AU7099791A/en not_active Abandoned
- 1991-02-12 GB GB9102944A patent/GB2240940A/en not_active Withdrawn
- 1991-02-13 CA CA002036284A patent/CA2036284A1/en not_active Abandoned
- 1991-02-13 FI FI910706A patent/FI910706A/fi unknown
- 1991-02-13 KR KR1019910002427A patent/KR910015368A/ko not_active Application Discontinuation
- 1991-02-13 IT ITMI910364A patent/IT1244731B/it active IP Right Grant
- 1991-02-13 NO NO91910583A patent/NO910583L/no unknown
- 1991-02-14 DE DE4104551A patent/DE4104551A1/de not_active Withdrawn
- 1991-02-14 FR FR9101778A patent/FR2658106A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
GB9102944D0 (en) | 1991-03-27 |
AU7099791A (en) | 1991-08-15 |
KR910015368A (ko) | 1991-09-30 |
SE9100404L (sv) | 1991-08-15 |
CA2036284A1 (en) | 1991-08-15 |
FI910706A0 (fi) | 1991-02-13 |
ITMI910364A1 (it) | 1992-08-13 |
ZW1091A1 (en) | 1991-05-08 |
DE4104551A1 (de) | 1991-08-22 |
IE910433A1 (en) | 1991-09-11 |
GB2240940A (en) | 1991-08-21 |
FR2658106A1 (fr) | 1991-08-16 |
NO910583D0 (no) | 1991-02-13 |
NO910583L (no) | 1991-08-15 |
ITMI910364A0 (it) | 1991-02-13 |
FI910706A (fi) | 1991-08-15 |
SE9100404D0 (sv) | 1991-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |