IT975085B - PROCEDURE FOR THE MANUFACTURE OF MOLDED BODIES WITH A HIGH DURATION OF SILICON NITRIDE AND SILICON OXINITRIDE - Google Patents

PROCEDURE FOR THE MANUFACTURE OF MOLDED BODIES WITH A HIGH DURATION OF SILICON NITRIDE AND SILICON OXINITRIDE

Info

Publication number
IT975085B
IT975085B IT7003272A IT7003272A IT975085B IT 975085 B IT975085 B IT 975085B IT 7003272 A IT7003272 A IT 7003272A IT 7003272 A IT7003272 A IT 7003272A IT 975085 B IT975085 B IT 975085B
Authority
IT
Italy
Prior art keywords
silicon
procedure
manufacture
molded bodies
silicon nitride
Prior art date
Application number
IT7003272A
Other languages
Italian (it)
Original Assignee
Annawerk Gmbh
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 Annawerk Gmbh filed Critical Annawerk Gmbh
Application granted granted Critical
Publication of IT975085B publication Critical patent/IT975085B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
    • 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
IT7003272A 1971-10-05 1972-09-26 PROCEDURE FOR THE MANUFACTURE OF MOLDED BODIES WITH A HIGH DURATION OF SILICON NITRIDE AND SILICON OXINITRIDE IT975085B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712149735 DE2149735C3 (en) 1971-10-05 1971-10-05 Process for the production of shaped bodies of great hardness from silicon nitride and / or silicon oxynitride

Publications (1)

Publication Number Publication Date
IT975085B true IT975085B (en) 1974-07-20

Family

ID=5821555

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7003272A IT975085B (en) 1971-10-05 1972-09-26 PROCEDURE FOR THE MANUFACTURE OF MOLDED BODIES WITH A HIGH DURATION OF SILICON NITRIDE AND SILICON OXINITRIDE

Country Status (5)

Country Link
JP (1) JPS4845511A (en)
DE (1) DE2149735C3 (en)
FR (1) FR2156633B1 (en)
GB (1) GB1396916A (en)
IT (1) IT975085B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61236604A (en) * 1985-04-11 1986-10-21 Toshiba Ceramics Co Ltd Synthesizing method for beta-si3n4
GB2256651B (en) * 1986-07-15 1993-06-30 Norton Co Improved rolling contact bearing,material for bearing surfaces,and processes therefor
CN115432674A (en) * 2021-06-04 2022-12-06 中国科学院过程工程研究所 Method for preparing high-quality silicon nitride powder by using multistage fluidized bed
CN114634364B (en) * 2022-03-08 2023-08-11 中国科学院过程工程研究所 Pure phase Si 2 N 2 Synthesis method of O powder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB970639A (en) * 1960-03-24 1964-09-23 Plessey Co Ltd Method of producing high density silicon nitride

Also Published As

Publication number Publication date
FR2156633B1 (en) 1977-08-05
DE2149735A1 (en) 1973-04-12
JPS4845511A (en) 1973-06-29
DE2149735B2 (en) 1978-02-09
FR2156633A1 (en) 1973-06-01
DE2149735C3 (en) 1978-10-19
GB1396916A (en) 1975-06-11

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