BE888544A - METHODS AND APPARATUS FOR TREATING PRECIOUS STONES, - Google Patents
METHODS AND APPARATUS FOR TREATING PRECIOUS STONES,Info
- Publication number
- BE888544A BE888544A BE0/204591A BE204591A BE888544A BE 888544 A BE888544 A BE 888544A BE 0/204591 A BE0/204591 A BE 0/204591A BE 204591 A BE204591 A BE 204591A BE 888544 A BE888544 A BE 888544A
- Authority
- BE
- Belgium
- Prior art keywords
- methods
- precious stones
- treating precious
- treating
- stones
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Adornments (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8013408A GB2074910B (en) | 1980-04-23 | 1980-04-23 | Working gemstones |
Publications (1)
Publication Number | Publication Date |
---|---|
BE888544A true BE888544A (en) | 1981-08-17 |
Family
ID=10512971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/204591A BE888544A (en) | 1980-04-23 | 1981-04-23 | METHODS AND APPARATUS FOR TREATING PRECIOUS STONES, |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE888544A (en) |
GB (1) | GB2074910B (en) |
IL (1) | IL62697A (en) |
NL (1) | NL8101966A (en) |
ZA (1) | ZA812624B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0213166A1 (en) * | 1985-03-11 | 1987-03-11 | SENANAYAKE, Daya Ranjit | Cleaving machine |
IL82201A0 (en) * | 1986-04-14 | 1987-10-30 | Brilcut Patent | Working gemstones,and a device for examining gemstones for brutting |
GB9109496D0 (en) * | 1990-05-04 | 1991-06-26 | Brilcut Patent | Working gemstones |
-
1980
- 1980-04-23 GB GB8013408A patent/GB2074910B/en not_active Expired
-
1981
- 1981-04-22 IL IL62697A patent/IL62697A/en not_active IP Right Cessation
- 1981-04-22 ZA ZA00812624A patent/ZA812624B/en unknown
- 1981-04-22 NL NL8101966A patent/NL8101966A/en not_active Application Discontinuation
- 1981-04-23 BE BE0/204591A patent/BE888544A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IL62697A0 (en) | 1981-06-29 |
IL62697A (en) | 1983-10-31 |
NL8101966A (en) | 1981-11-16 |
GB2074910B (en) | 1983-04-20 |
ZA812624B (en) | 1982-05-26 |
GB2074910A (en) | 1981-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: GERSAN ESTABLISHMENT Effective date: 19960430 |