EP0050075A2 - Verfahren zum Erhalten von Blöcken und Fliesen - Google Patents
Verfahren zum Erhalten von Blöcken und Fliesen Download PDFInfo
- Publication number
- EP0050075A2 EP0050075A2 EP81401540A EP81401540A EP0050075A2 EP 0050075 A2 EP0050075 A2 EP 0050075A2 EP 81401540 A EP81401540 A EP 81401540A EP 81401540 A EP81401540 A EP 81401540A EP 0050075 A2 EP0050075 A2 EP 0050075A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- plane
- block
- crack
- slab
- cleavage
- 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
Images
Classifications
-
- 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
- B28D1/32—Methods and apparatus specially adapted for working materials which can easily be split, e.g. mica, slate, schist
-
- 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
- B28D1/32—Methods and apparatus specially adapted for working materials which can easily be split, e.g. mica, slate, schist
- B28D1/322—Splitting of the working materials
Definitions
- Operations 1 and 2 can be performed in the reverse order to that described above.
- K2, K4 and K5 have been released by any process, for example by grooves S3, S4, S5, substantially perpendicular to the plane of fissility and having a depth at least equal to the thickness of the block that you want to separate.
- grooves for example S4, the walls of which must be relatively smooth, will introduce one or more flat cylinders Vl and V2, the total length of which will not be too much less than the length of one of the sides of the block or slab to be obtained and whose width will be less than the thickness of the product to be obtained.
- These cylinders will be pressurized by any fluid.
- the pressure will depend on the thickness of the slab to be obtained, the depth of the operation, the nature of the rock.
- the second example concerns the separation, in a single operation, of a relatively thin plate from a block or a slab, of fissile material.
- Figure IV shows this block or this slab P resting on a face Hl, not seen in the drawing, sensi clearly parallel to the fissile plane.
- a second face H2 represents the upper face of the block P.
- the face H3 is plane and substantially perpendicular to the plane of fissility. Its intersection h with the H2 face must be substantially parallel to the fissile plane.
- the block P will be maintained so as not to move under the action of the forces J and J '; the means used will depend on the shape of the block but can most often be constituted by a simple stop T.
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Stacking Of Articles And Auxiliary Devices (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Finishing Walls (AREA)
- Revetment (AREA)
- Micromachines (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Crushing And Grinding (AREA)
- Adornments (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Road Paving Structures (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT81401540T ATE19368T1 (de) | 1980-10-14 | 1981-10-05 | Verfahren zum erhalten von bloecken und fliesen. |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8021897A FR2491815A1 (fr) | 1980-10-14 | 1980-10-14 | Procedes et dispositifs pour l'obtention de blocs et de dalles |
| FR8021897 | 1980-10-14 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0050075A2 true EP0050075A2 (de) | 1982-04-21 |
| EP0050075A3 EP0050075A3 (en) | 1984-01-11 |
| EP0050075B1 EP0050075B1 (de) | 1986-04-23 |
Family
ID=9246839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP81401540A Expired EP0050075B1 (de) | 1980-10-14 | 1981-10-05 | Verfahren zum Erhalten von Blöcken und Fliesen |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0050075B1 (de) |
| AT (1) | ATE19368T1 (de) |
| DE (1) | DE3174475D1 (de) |
| ES (1) | ES506138A0 (de) |
| FR (1) | FR2491815A1 (de) |
| PT (1) | PT73803B (de) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE97603C (de) * | ||||
| US1797748A (en) * | 1927-11-29 | 1931-03-24 | Cold Spring Granite Co Inc | Method of splitting stone |
| US2144697A (en) * | 1938-04-21 | 1939-01-24 | Silvio J Zangrando | Tile cutting gauge |
-
1980
- 1980-10-14 FR FR8021897A patent/FR2491815A1/fr active Granted
-
1981
- 1981-10-05 DE DE8181401540T patent/DE3174475D1/de not_active Expired
- 1981-10-05 AT AT81401540T patent/ATE19368T1/de not_active IP Right Cessation
- 1981-10-05 EP EP81401540A patent/EP0050075B1/de not_active Expired
- 1981-10-09 ES ES506138A patent/ES506138A0/es active Granted
- 1981-10-12 PT PT73803A patent/PT73803B/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2491815A1 (fr) | 1982-04-16 |
| PT73803B (fr) | 1983-09-14 |
| PT73803A (fr) | 1981-11-01 |
| ES8207021A1 (es) | 1982-09-01 |
| EP0050075B1 (de) | 1986-04-23 |
| ATE19368T1 (de) | 1986-05-15 |
| FR2491815B1 (de) | 1984-12-07 |
| DE3174475D1 (en) | 1986-05-28 |
| EP0050075A3 (en) | 1984-01-11 |
| ES506138A0 (es) | 1982-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Designated state(s): AT BE DE GB IT LU NL SE |
|
| 17P | Request for examination filed |
Effective date: 19820903 |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Designated state(s): AT BE DE GB IT LU NL SE |
|
| GRAA | (expected) grant |
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| AK | Designated contracting states |
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| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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|
| REF | Corresponds to: |
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| ITF | It: translation for a ep patent filed | ||
| NLV1 | Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act | ||
| ITPR | It: changes in ownership of a european patent |
Owner name: CESSIONE;VINCENT ETIENNE |
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| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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| PLBE | No opposition filed within time limit |
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| STAA | Information on the status of an ep patent application or granted ep patent |
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| 26N | No opposition filed | ||
| BERE | Be: lapsed |
Owner name: ARDOISIERES D'ANGERS Effective date: 19861031 |
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| GBPC | Gb: european patent ceased through non-payment of renewal fee | ||
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
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| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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