BE873364A - Travail de pierres gemmes - Google Patents
Travail de pierres gemmesInfo
- Publication number
- BE873364A BE873364A BE192807A BE192807A BE873364A BE 873364 A BE873364 A BE 873364A BE 192807 A BE192807 A BE 192807A BE 192807 A BE192807 A BE 192807A BE 873364 A BE873364 A BE 873364A
- Authority
- BE
- Belgium
- Prior art keywords
- gem stone
- stone work
- work
- gem
- stone
- Prior art date
Links
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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/16—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
- B24B9/162—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs by bruting, i.e. rubbing two precious stones against each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB76878 | 1978-01-09 | ||
GB7839667 | 1978-10-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE873364A true BE873364A (fr) | 1979-05-02 |
Family
ID=26236177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE192807A BE873364A (fr) | 1978-01-09 | 1979-01-09 | Travail de pierres gemmes |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE873364A (nl) |
GB (1) | GB2018173B (nl) |
IL (1) | IL56399A (nl) |
IN (1) | IN151900B (nl) |
NL (1) | NL189653C (nl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL92642A (en) * | 1989-12-11 | 1991-11-21 | Legziel Brothers Ltd | Diamond bruting system |
GB9109496D0 (en) * | 1990-05-04 | 1991-06-26 | Brilcut Patent | Working gemstones |
IL106030A (en) * | 1992-06-19 | 1997-03-18 | Brilcut Patent | Grinding of gemstones |
CN101885157B (zh) * | 2010-06-23 | 2013-01-09 | 张岳恩 | 全自动钻石磨抛系统的工位转接机构 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE678120A (nl) * | ||||
CH422624A (de) * | 1961-12-19 | 1966-10-15 | Tno | Verfahren zur Herstellung von Rondisten |
GB1046748A (en) * | 1963-09-18 | 1966-10-26 | Jean Rene Marie Michielsen | Process and apparatus for the preparatory grinding of rough conical shapes on precious stones |
-
1979
- 1979-01-03 GB GB7900109A patent/GB2018173B/en not_active Expired
- 1979-01-08 NL NLAANVRAGE7900118,A patent/NL189653C/nl not_active IP Right Cessation
- 1979-01-09 IN IN25/CAL/79A patent/IN151900B/en unknown
- 1979-01-09 BE BE192807A patent/BE873364A/xx not_active IP Right Cessation
- 1979-01-09 IL IL56399A patent/IL56399A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IL56399A0 (en) | 1979-03-12 |
NL7900118A (nl) | 1979-07-11 |
IL56399A (en) | 1981-12-31 |
NL189653B (nl) | 1993-01-18 |
GB2018173B (en) | 1982-02-03 |
NL189653C (nl) | 1993-06-16 |
IN151900B (nl) | 1983-08-27 |
GB2018173A (en) | 1979-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: GERSAN ESTABLISHMENT Effective date: 19990109 |