EP0354775A3 - Diamantwerkzeug - Google Patents

Diamantwerkzeug Download PDF

Info

Publication number
EP0354775A3
EP0354775A3 EP19890308081 EP89308081A EP0354775A3 EP 0354775 A3 EP0354775 A3 EP 0354775A3 EP 19890308081 EP19890308081 EP 19890308081 EP 89308081 A EP89308081 A EP 89308081A EP 0354775 A3 EP0354775 A3 EP 0354775A3
Authority
EP
European Patent Office
Prior art keywords
diamond tool
iron
working surface
diamond
based working
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
Application number
EP19890308081
Other languages
English (en)
French (fr)
Other versions
EP0354775A2 (de
EP0354775B1 (de
Inventor
Robert Charles Burns
Gabriel Shraga Tolkowsky
Gerrit Jan Lucas Cronselaar
Cornelius Phaal
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division 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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Publication of EP0354775A2 publication Critical patent/EP0354775A2/de
Publication of EP0354775A3 publication Critical patent/EP0354775A3/de
Application granted granted Critical
Publication of EP0354775B1 publication Critical patent/EP0354775B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/02—Wheels in one piece

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
EP89308081A 1988-08-10 1989-08-09 Diamantwerkzeug Expired - Lifetime EP0354775B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA885879 1988-08-10
ZA885879 1988-08-10

Publications (3)

Publication Number Publication Date
EP0354775A2 EP0354775A2 (de) 1990-02-14
EP0354775A3 true EP0354775A3 (de) 1991-03-27
EP0354775B1 EP0354775B1 (de) 1994-04-27

Family

ID=25579366

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89308081A Expired - Lifetime EP0354775B1 (de) 1988-08-10 1989-08-09 Diamantwerkzeug

Country Status (2)

Country Link
EP (1) EP0354775B1 (de)
IL (1) IL91187A0 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL101936A (en) * 1991-05-23 1994-11-11 De Beers Ind Diamond Wheel for cutting or polishing diamonds
BE1017837A3 (nl) * 2007-11-05 2009-08-04 Wetenschappelijk En Tech Onder Werkwijze en inrichting voor het mechanisch bewerken van diamant.
CN102676911B (zh) * 2012-05-25 2013-11-13 广州柴油机厂股份有限公司 一种耐磨铸铁盘及其生产工艺

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993724A (fr) * 1948-08-27 1951-11-06 Perfectionnements à la fabrication des polissoirs abrasifs
US2863750A (en) * 1954-10-18 1958-12-09 Sheldon M Booth Method, composition and apparatus for mechanically setting or resetting diamond particles in a working surface
GB1161885A (en) * 1965-12-30 1969-08-20 Paul Michael Troll Improvements in relating to Abrasives.
BE775418A (nl) * 1971-11-17 1972-03-16 Caes Henri Werkwijze voor het vasthouden van diamantpoeder op slijpschijven.
DE3032027A1 (de) * 1979-08-25 1981-03-26 Kombinat Przemysłu Narzędziowego Vis, Warszawa Verfahren zur herstellung von schleifwerkzeugen mit galvanischer metallbindung
SU878551A1 (ru) * 1980-03-10 1981-11-07 Львовское Производственное Объединение По Выпуску Искусственных Алмазов И Алмазного Инструмента Металлическа св зка дл изготовлени алмазного инструмента
GB2158086A (en) * 1984-03-30 1985-11-06 De Beers Ind Diamond Abrasive products

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993724A (fr) * 1948-08-27 1951-11-06 Perfectionnements à la fabrication des polissoirs abrasifs
US2863750A (en) * 1954-10-18 1958-12-09 Sheldon M Booth Method, composition and apparatus for mechanically setting or resetting diamond particles in a working surface
GB1161885A (en) * 1965-12-30 1969-08-20 Paul Michael Troll Improvements in relating to Abrasives.
BE775418A (nl) * 1971-11-17 1972-03-16 Caes Henri Werkwijze voor het vasthouden van diamantpoeder op slijpschijven.
DE3032027A1 (de) * 1979-08-25 1981-03-26 Kombinat Przemysłu Narzędziowego Vis, Warszawa Verfahren zur herstellung von schleifwerkzeugen mit galvanischer metallbindung
SU878551A1 (ru) * 1980-03-10 1981-11-07 Львовское Производственное Объединение По Выпуску Искусственных Алмазов И Алмазного Инструмента Металлическа св зка дл изготовлени алмазного инструмента
GB2158086A (en) * 1984-03-30 1985-11-06 De Beers Ind Diamond Abrasive products

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SOVIET INVENTIONS ILLUSTRATED Derwent Publications Ltd. abstract number 82-75992E Ý36¨ Bul.41/7.11.81 *

Also Published As

Publication number Publication date
EP0354775A2 (de) 1990-02-14
EP0354775B1 (de) 1994-04-27
IL91187A0 (en) 1990-03-19

Similar Documents

Publication Publication Date Title
CA2112143A1 (en) Tool component
EP0653548A3 (de) Verfahren zum Schneiden eines strukturellen Substrats mit einer Schleifpartikel enthaltenden Flüssigkeit.
AU6251690A (en) Drill bit having diamond film cutting surface
CA2408970A1 (en) Cutting tool and method of using same
AU1077692A (en) Sorting diamonds or other minerals
EP0374923A3 (en) Diamond-coated tool member, substrate thereof and method for producing same
AU7380594A (en) Diamond drill
CA2164494A1 (en) Abrasive body
EP0701861A3 (de) Gesinteter Diamantkörper, Verfahren zu seiner Herstellung und Werkstoff und Schleifkörner unter Verwendung derselben
DE3776448D1 (de) Abrichtwerkzeug fuer schleifscheiben.
AR006580A1 (es) Herramienta rectificadora vitrea que contiene material abrasivo recubierto con metal
CA2180312A1 (en) Tool component
GB2173234A (en) Reversible pneumatic impacting device for forming wells in the soil
EP0354775A3 (de) Diamantwerkzeug
AT379656B (de) Fels- bzw. gesteinsbrechwerkzeug
AU7303587A (en) Sanding tool
AU565964B2 (en) Method and device for the vibratory operation of a working piston, particularly for working tools
EP0614726A3 (de) Schleifgerät, insbesondere zum Abstärken von Beton und Natursteinen.
AU4713297A (en) Carbide material and tools including such material
AU3631189A (en) Diamond tool
AU6780690A (en) Iib diamond sorting
CA2230985A1 (en) A cutting insert for use in a wellbore milling tool
AU6224798A (en) Plate tool having quick-engaging element, provided with work surface
AU4104589A (en) Stone cutting machine
AU625558B2 (en) Rotary soil working tool

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

Kind code of ref document: A2

Designated state(s): BE GB NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): BE GB NL

17P Request for examination filed

Effective date: 19910903

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY)

17Q First examination report despatched

Effective date: 19930205

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): BE GB NL

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19940801

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 19940829

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19940831

Year of fee payment: 6

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19950809

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Effective date: 19950831

BERE Be: lapsed

Owner name: DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY

Effective date: 19950831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19960301

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19950809

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 19960301