FR2306424A1 - Dispositif de mesure de longueur, notamment pour determiner la progression du front de taille dans une mine - Google Patents
Dispositif de mesure de longueur, notamment pour determiner la progression du front de taille dans une mineInfo
- Publication number
- FR2306424A1 FR2306424A1 FR7605852A FR7605852A FR2306424A1 FR 2306424 A1 FR2306424 A1 FR 2306424A1 FR 7605852 A FR7605852 A FR 7605852A FR 7605852 A FR7605852 A FR 7605852A FR 2306424 A1 FR2306424 A1 FR 2306424A1
- Authority
- FR
- France
- Prior art keywords
- mine
- progression
- determining
- measurement device
- length measurement
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/04—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
- G01B5/043—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/12—Measuring wheels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7510373 | 1975-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2306424A1 true FR2306424A1 (fr) | 1976-10-29 |
| FR2306424B3 FR2306424B3 (enrdf_load_stackoverflow) | 1978-12-01 |
Family
ID=6651276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7605852A Granted FR2306424A1 (fr) | 1975-04-03 | 1976-03-02 | Dispositif de mesure de longueur, notamment pour determiner la progression du front de taille dans une mine |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE840352A (enrdf_load_stackoverflow) |
| FR (1) | FR2306424A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1522712A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2212922A (en) * | 1987-12-01 | 1989-08-02 | Leicester Polytechnic | Course length measurement |
| CN113483715B (zh) * | 2021-08-18 | 2025-05-30 | 宁夏森源重工设备有限公司 | 智能化电极压放测量装置及其使用方法 |
-
1976
- 1976-02-26 GB GB768676A patent/GB1522712A/en not_active Expired
- 1976-03-02 FR FR7605852A patent/FR2306424A1/fr active Granted
- 1976-04-02 BE BE165822A patent/BE840352A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1522712A (en) | 1978-08-23 |
| FR2306424B3 (enrdf_load_stackoverflow) | 1978-12-01 |
| BE840352A (fr) | 1976-08-02 |
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