NL68839C - - Google Patents
Info
- Publication number
- NL68839C NL68839C NL68839DA NL68839C NL 68839 C NL68839 C NL 68839C NL 68839D A NL68839D A NL 68839DA NL 68839 C NL68839 C NL 68839C
- Authority
- NL
- Netherlands
Links
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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1092—Gauge section of drill bits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/003—Stops attached to drilling tools, tool holders or drilling machines
- B23B49/005—Attached to the drill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
- B23B51/042—Drills for trepanning with lubricating or cooling equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
- B23B51/0473—Details about the connection between the driven shaft and the tubular cutting part; Arbors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
-
- 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
- E21B10/02—Core bits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/75—Stone, rock or concrete
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2260/00—Details of constructional elements
- B23B2260/048—Devices to regulate the depth of cut
- B23B2260/0485—Depth gauges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/14—Constructions comprising exactly two similar components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
- B23B51/0411—Drills for trepanning with stepped tubular cutting bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR865426X | 1947-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL68839C true NL68839C (US20090163788A1-20090625-C00002.png) |
Family
ID=9344369
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL68839D NL68839C (US20090163788A1-20090625-C00002.png) | 1947-05-12 | ||
| NL686801334A NL140366B (nl) | 1947-05-12 | Stralingsbeeldomzetinrichting. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL686801334A NL140366B (nl) | 1947-05-12 | Stralingsbeeldomzetinrichting. |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2444546A1 (fr) * | 1978-12-20 | 1980-07-18 | Manzini | Procede pour la taille de vases notamment de vases funeraires |
| DE3533929A1 (de) * | 1985-05-07 | 1986-11-13 | Geißler & Kuper GmbH Diamantwerkzeug - Wiederaufbereitung, 3100 Celle | Diamantbohrkrone mit schaftrohr und rohrgewindeanschluss |
| US4872289A (en) * | 1986-06-10 | 1989-10-10 | Disco Abrasive Systems, Ltd. | Cutter |
| GB0100267D0 (en) * | 2001-01-05 | 2001-02-14 | Castle & Pryor Ltd | Tool for providing anti-slip surface |
| AU2003901440A0 (en) * | 2003-03-28 | 2003-04-10 | Keightley, Kym John | An improved hole saw boss |
| EP3221104B1 (en) | 2014-11-19 | 2020-07-01 | Kjell Andersson | Core drill with detachable end portion |
| DE102015003909A1 (de) * | 2015-03-27 | 2016-09-29 | TRACTO-TECHNlK GmbH & Co. KG | Deckschichtbohrvorrichtung und Verfahren zum Bohren eines Kerns in eine Deckschicht |
| EP3517727B1 (de) * | 2018-01-24 | 2021-07-14 | BAUER Maschinen GmbH | Kernbohrwerkzeug |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE493860C (de) * | 1930-03-12 | Siemens Schuckertwerke Akt Ges | Verfahren zur Herstellung von Bohrern mit Schneidentraegern aus Hartmetall | |
| DE315956C (US20090163788A1-20090625-C00002.png) * | ||||
| DE309937C (US20090163788A1-20090625-C00002.png) * | ||||
| DE433141C (de) * | 1925-01-08 | 1926-08-21 | Winter & Sohn Ernst | Herstellung von festen Schleifkoerpern aus Schmirgel, Karborund oder anderen pulverigen oder koernigen Stoffen |
| DE695618C (de) * | 1935-10-08 | 1940-08-29 | Paul Klee | Das gleichzeitige Herstellen einer Vielzahl von aus einem Stueck bestehenden und biszu etwa 7m langen, walzen- und roehrenfoermigen Koerpern aus Naturhartgestein oder sonstigen Hartstoffen |
-
0
- LU LU29030D patent/LU29030A1/xx unknown
- NL NL68839D patent/NL68839C/xx active
- NL NL686801334A patent/NL140366B/xx unknown
- BE BE482375D patent/BE482375A/xx unknown
-
1947
- 1947-05-12 FR FR947019D patent/FR947019A/fr not_active Expired
-
1948
- 1948-05-08 GB GB12715/48A patent/GB686372A/en not_active Expired
-
1950
- 1950-10-03 DE DES20361A patent/DE865426C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB686372A (en) | 1953-01-21 |
| NL140366B (nl) | |
| FR947019A (fr) | 1949-06-21 |
| BE482375A (US20090163788A1-20090625-C00002.png) | |
| LU29030A1 (US20090163788A1-20090625-C00002.png) | |
| DE865426C (de) | 1953-02-02 |
