DE3175555D1 - Abrasion resistant silicon nitride based articles - Google Patents

Abrasion resistant silicon nitride based articles

Info

Publication number
DE3175555D1
DE3175555D1 DE8181101656T DE3175555T DE3175555D1 DE 3175555 D1 DE3175555 D1 DE 3175555D1 DE 8181101656 T DE8181101656 T DE 8181101656T DE 3175555 T DE3175555 T DE 3175555T DE 3175555 D1 DE3175555 D1 DE 3175555D1
Authority
DE
Germany
Prior art keywords
phase
silicon nitride
consisting essentially
abrasion resistant
nitride based
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
DE8181101656T
Other languages
English (en)
Inventor
Vinod K Sarin
Robert A Penty
Sergey-Tomislav Buljan
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.)
Valenite LLC
Original Assignee
GTE Laboratories Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22433469&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3175555(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by GTE Laboratories Inc filed Critical GTE Laboratories Inc
Application granted granted Critical
Publication of DE3175555D1 publication Critical patent/DE3175555D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/593—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by pressure sintering

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
DE8181101656T 1980-03-07 1981-03-06 Abrasion resistant silicon nitride based articles Expired DE3175555D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12807080A 1980-03-07 1980-03-07

Publications (1)

Publication Number Publication Date
DE3175555D1 true DE3175555D1 (en) 1986-12-11

Family

ID=22433469

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181101656T Expired DE3175555D1 (en) 1980-03-07 1981-03-06 Abrasion resistant silicon nitride based articles

Country Status (5)

Country Link
EP (1) EP0035777B1 (de)
JP (1) JPS56140076A (de)
AT (1) ATE23325T1 (de)
CA (1) CA1178066A (de)
DE (1) DE3175555D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1204638A (en) * 1982-05-20 1986-05-20 Vinod K. Sarin Coated composite silicon nitride cutting tools
CA1193286A (en) * 1982-05-20 1985-09-10 Gte Laboratories Incorporated Composite ceramic cutting tool and process for making same
CA1204637A (en) * 1982-05-20 1986-05-20 Vinod K. Sarin Coated composite modified silicon aluminum oxynitride cutting tools
JPS5957963A (ja) * 1982-09-27 1984-04-03 日本特殊陶業株式会社 窒化物系セラミツク工具の製造法
EP0113660B1 (de) * 1983-01-10 1991-03-27 NGK Spark Plug Co. Ltd. Schneidwerkzeug auf Nitridbasis
JPS6027643A (ja) * 1983-07-27 1985-02-12 株式会社日立製作所 高温構造部材
US4441894A (en) * 1983-09-26 1984-04-10 Gte Laboratories Incorporated Coated composite silicon nitride cutting tools
US4749539A (en) * 1984-05-29 1988-06-07 Gte Products Corporation Process for producing corrosion resistant silicon nitride bodies containing La2 O3
JPS6144504A (ja) * 1984-08-08 1986-03-04 Ngk Insulators Ltd セラミツクス製センタ
JPS6178657A (ja) * 1984-09-27 1986-04-22 Toshiba Corp プリンタ用ガイド部材
US4650498A (en) * 1984-12-14 1987-03-17 Gte Laboratories Incorporated Abrasion resistant silicon nitride based articles
JPS62256768A (ja) * 1986-04-30 1987-11-09 株式会社日立製作所 窒化けい素焼結体
CA1285582C (en) * 1986-08-04 1991-07-02 Joseph G. Ii Baldoni Ceramic based composites with improved fracture toughness
JPH0774103B2 (ja) * 1986-12-27 1995-08-09 日本碍子株式会社 高硬度窒化珪素焼結体
SE513938C2 (sv) * 1996-07-19 2000-11-27 Sandvik Ab Skärverktygsmaterial av kiselnitrid
US5908796A (en) * 1998-05-01 1999-06-01 Saint-Gobain Industrial Ceramics, Inc. Dense silicon nitride ceramic having fine grained titanium carbide

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51132207A (en) * 1975-05-14 1976-11-17 Tokyo Shibaura Electric Co Manufacture of high density and high strength sintering articles
SU537986A1 (ru) * 1975-12-08 1976-12-05 Ордена Трудового Красного Знамени Институт Проблем Материаловедения Ан Украинской Сср Керамический материал
US4073845A (en) * 1976-01-29 1978-02-14 Gte Sylvania Incorporated High density high strength S13 N4 ceramics prepared by pressureless sintering of partly crystalline, partly amorphous S13 N4 powder
US4184882A (en) * 1976-03-25 1980-01-22 Westinghouse Electric Corp. Silicon nitride-silicon carbide composite material
WO1980000080A1 (en) * 1978-06-15 1980-01-24 Gte Laboratories Inc High strength silicon nitride

Also Published As

Publication number Publication date
EP0035777B1 (de) 1986-11-05
CA1178066A (en) 1984-11-20
JPS56140076A (en) 1981-11-02
EP0035777A1 (de) 1981-09-16
ATE23325T1 (de) 1986-11-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: GTE VALENITE CORP., WILMINGTON, DEL., US

8328 Change in the person/name/address of the agent

Free format text: GRUENECKER, A., DIPL.-ING. KINKELDEY, H., DIPL.-ING. DR.-ING. STOCKMAIR, W., DIPL.-ING. DR.-ING. AE.E. CAL TECH SCHUMANN, K., DIPL.-PHYS. DR.RER.NAT. JAKOB, P., DIPL.-ING. BEZOLD, G., DIPL.-CHEM. DR.RER.NAT. MEISTER, W., DIPL.-ING. HILGERS, H., DIPL.-ING. MEYER-PLATH, H., DIPL.-ING. DR.-ING. EHNOLD, A., DIPL.-ING. SCHUSTER, T., DIPL.-PHYS. GOLDBACH, K., DIPL.-ING.DR.-ING. AUFENANGER, M., DIPL.-ING. KLITZSCH, G., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8331 Complete revocation
8327 Change in the person/name/address of the patent owner

Owner name: VALENITE INC., WILMINGTON, DEL., US