GB1421331A - Apparatus for polishing gem stones - Google Patents

Apparatus for polishing gem stones

Info

Publication number
GB1421331A
GB1421331A GB1371972A GB1371972A GB1421331A GB 1421331 A GB1421331 A GB 1421331A GB 1371972 A GB1371972 A GB 1371972A GB 1371972 A GB1371972 A GB 1371972A GB 1421331 A GB1421331 A GB 1421331A
Authority
GB
United Kingdom
Prior art keywords
polishing
dashpot
liquid flow
gem
piston
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.)
Expired
Application number
GB1371972A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spectrum Diamonds Pty Ltd
Original Assignee
Spectrum Diamonds Pty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Spectrum Diamonds Pty Ltd filed Critical Spectrum Diamonds Pty Ltd
Priority to GB1371972A priority Critical patent/GB1421331A/en
Priority to ZA731842A priority patent/ZA731842B/xx
Priority to ZA731843A priority patent/ZA731843B/xx
Priority to CA166,796A priority patent/CA981023A/en
Priority to IT22009/73A priority patent/IT982607B/it
Priority to IT22010/73A priority patent/IT982608B/it
Priority to BE129142A priority patent/BE797188A/fr
Priority to BE129141A priority patent/BE797187A/fr
Priority to FR7310255A priority patent/FR2177386A5/fr
Priority to FR7310256A priority patent/FR2177387A5/fr
Priority to CA166,795A priority patent/CA986717A/en
Priority to IE468/73A priority patent/IE38026B1/xx
Priority to IE467/73A priority patent/IE38007B1/xx
Priority to DE19732314564 priority patent/DE2314564A1/de
Priority to NL7304147A priority patent/NL7304147A/xx
Priority to BR732124A priority patent/BR7302124D0/pt
Priority to IN655/CAL/73A priority patent/IN137636B/en
Priority to IL41863A priority patent/IL41863A/xx
Priority to NL7304146A priority patent/NL7304146A/xx
Priority to DE19732314563 priority patent/DE2314563A1/de
Priority to ES412951A priority patent/ES412951A1/es
Priority to ES412952A priority patent/ES412952A1/es
Priority to IN654/CAL/73A priority patent/IN137635B/en
Priority to IL41862A priority patent/IL41862A/en
Publication of GB1421331A publication Critical patent/GB1421331A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
GB1371972A 1972-03-23 1972-03-23 Apparatus for polishing gem stones Expired GB1421331A (en)

Priority Applications (24)

Application Number Priority Date Filing Date Title
GB1371972A GB1421331A (en) 1972-03-23 1972-03-23 Apparatus for polishing gem stones
ZA731842A ZA731842B (en) 1972-03-23 1973-03-16 Apparatus for polishing gem stones
ZA731843A ZA731843B (en) 1972-03-23 1973-03-16 Apparatus for polishing gem stones
CA166,796A CA981023A (en) 1972-03-23 1973-03-22 Apparatus for polishing gem stones
IT22009/73A IT982607B (it) 1972-03-23 1973-03-22 Apparato per la politura di pietre preziose
IT22010/73A IT982608B (it) 1972-03-23 1973-03-22 Apparato per la politura di pietre preziose
BE129142A BE797188A (fr) 1972-03-23 1973-03-22 Appareil pour le polissage des gemmes
BE129141A BE797187A (fr) 1972-03-23 1973-03-22 Appareil pour le polissage des gemmes
FR7310255A FR2177386A5 (fr) 1972-03-23 1973-03-22
FR7310256A FR2177387A5 (fr) 1972-03-23 1973-03-22
CA166,795A CA986717A (en) 1972-03-23 1973-03-22 Apparatus for polishing gem stones
IE468/73A IE38026B1 (en) 1972-03-23 1973-03-22 Apparatus for polishing gem stones
IE467/73A IE38007B1 (en) 1972-03-23 1973-03-22 Apparatus for polishing gem stones
DE19732314564 DE2314564A1 (de) 1972-03-23 1973-03-23 Maschine zum schleifen von edelsteinen
NL7304147A NL7304147A (fr) 1972-03-23 1973-03-23
BR732124A BR7302124D0 (pt) 1972-03-23 1973-03-23 Aparelho para polir pedras preciosas
IN655/CAL/73A IN137636B (fr) 1972-03-23 1973-03-23
IL41863A IL41863A (en) 1972-03-23 1973-03-23 Apparatus for polishing gem stones
NL7304146A NL7304146A (fr) 1972-03-23 1973-03-23
DE19732314563 DE2314563A1 (de) 1972-03-23 1973-03-23 Vorrichtung zum schleifen von edelsteinen
ES412951A ES412951A1 (es) 1972-03-23 1973-03-23 Mejoras en los aparatos para pulir piedras preciosas.
ES412952A ES412952A1 (es) 1972-03-23 1973-03-23 Perfeccionamientos en los aparatos para pulir piedras pre- ciosas.
IN654/CAL/73A IN137635B (fr) 1972-03-23 1973-03-23
IL41862A IL41862A (en) 1972-03-23 1973-03-23 Apparatus for polishing gem stones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1371972A GB1421331A (en) 1972-03-23 1972-03-23 Apparatus for polishing gem stones

Publications (1)

Publication Number Publication Date
GB1421331A true GB1421331A (en) 1976-01-14

Family

ID=10028130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1371972A Expired GB1421331A (en) 1972-03-23 1972-03-23 Apparatus for polishing gem stones

Country Status (13)

Country Link
BE (2) BE797188A (fr)
BR (1) BR7302124D0 (fr)
CA (2) CA986717A (fr)
DE (2) DE2314563A1 (fr)
ES (2) ES412952A1 (fr)
FR (2) FR2177386A5 (fr)
GB (1) GB1421331A (fr)
IE (2) IE38007B1 (fr)
IL (2) IL41863A (fr)
IN (2) IN137636B (fr)
IT (2) IT982608B (fr)
NL (2) NL7304147A (fr)
ZA (2) ZA731842B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0313369A2 (fr) * 1987-10-20 1989-04-26 Prodiamatic International Limited Machine à polir une pierre précieuse

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0313369A2 (fr) * 1987-10-20 1989-04-26 Prodiamatic International Limited Machine à polir une pierre précieuse
EP0313369A3 (fr) * 1987-10-20 1990-08-16 Prodiamatic International Limited Machine à polir une pierre précieuse
BE1002402A5 (fr) * 1987-10-20 1991-01-29 Prodiamatic Internat Ltd Machine a polir les pierres precieuses

Also Published As

Publication number Publication date
IT982608B (it) 1974-10-21
ES412952A1 (es) 1976-01-16
IN137635B (fr) 1975-08-30
IL41862A0 (en) 1973-05-31
IE38007L (en) 1973-09-23
IL41863A0 (en) 1973-05-31
IL41862A (en) 1976-03-31
CA981023A (en) 1976-01-06
ZA731843B (en) 1973-12-19
ZA731842B (en) 1973-12-19
NL7304147A (fr) 1973-09-25
IT982607B (it) 1974-10-21
NL7304146A (fr) 1973-09-25
IE38007B1 (en) 1977-12-07
DE2314564A1 (de) 1973-09-27
BE797188A (fr) 1973-07-16
IE38026L (en) 1973-09-23
BE797187A (fr) 1973-07-16
IE38026B1 (en) 1977-12-07
CA986717A (en) 1976-04-06
IL41863A (en) 1975-06-25
DE2314563A1 (de) 1973-10-04
IN137636B (fr) 1975-08-30
FR2177387A5 (fr) 1973-11-02
ES412951A1 (es) 1976-01-16
BR7302124D0 (pt) 1974-07-25
FR2177386A5 (fr) 1973-11-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee