PT87992A - Processo para a preparacao de corpos auto-suportados e produtos assim obtidos - Google Patents

Processo para a preparacao de corpos auto-suportados e produtos assim obtidos

Info

Publication number
PT87992A
PT87992A PT87992A PT8799288A PT87992A PT 87992 A PT87992 A PT 87992A PT 87992 A PT87992 A PT 87992A PT 8799288 A PT8799288 A PT 8799288A PT 87992 A PT87992 A PT 87992A
Authority
PT
Portugal
Prior art keywords
metal
self
boron
composite
products
Prior art date
Application number
PT87992A
Other languages
English (en)
Other versions
PT87992B (pt
Inventor
Terry Dennis Claar
Danny Ray White
Michael Kevork Aghajanian
Original Assignee
Lanxide Technology Co 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 Lanxide Technology Co Ltd filed Critical Lanxide Technology Co Ltd
Publication of PT87992A publication Critical patent/PT87992A/pt
Publication of PT87992B publication Critical patent/PT87992B/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/71Ceramic products containing macroscopic reinforcing agents
    • C04B35/74Ceramic products containing macroscopic reinforcing agents containing shaped metallic materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/653Processes involving a melting step
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/5156Shaped 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 rare earth compounds
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/56Shaped 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 carbides or oxycarbides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/56Shaped 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 carbides or oxycarbides
    • C04B35/5607Shaped 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 carbides or oxycarbides based on refractory metal carbides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/56Shaped 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 carbides or oxycarbides
    • C04B35/5607Shaped 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 carbides or oxycarbides based on refractory metal carbides
    • C04B35/5611Shaped 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 carbides or oxycarbides based on refractory metal carbides based on titanium carbides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/56Shaped 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 carbides or oxycarbides
    • C04B35/5607Shaped 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 carbides or oxycarbides based on refractory metal carbides
    • C04B35/5622Shaped 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 carbides or oxycarbides based on refractory metal carbides based on zirconium or hafnium carbides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/56Shaped 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 carbides or oxycarbides
    • C04B35/565Shaped 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 carbides or oxycarbides based on silicon carbide
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/58Shaped 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
    • C04B35/5805Shaped 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 borides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/58Shaped 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
    • C04B35/5805Shaped 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 borides
    • C04B35/58064Shaped 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 borides based on refractory borides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/58Shaped 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
    • C04B35/5805Shaped 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 borides
    • C04B35/58064Shaped 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 borides based on refractory borides
    • C04B35/58071Shaped 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 borides based on refractory borides based on titanium borides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped 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
    • C04B35/58Shaped 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
    • C04B35/5805Shaped 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 borides
    • C04B35/58064Shaped 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 borides based on refractory borides
    • C04B35/58078Shaped 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 borides based on refractory borides based on zirconium or hafnium borides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • C04B35/65Reaction sintering of free metal- or free silicon-containing compositions
    • C04B35/652Directional oxidation or solidification, e.g. Lanxide process
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C29/00Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
PT87992A 1987-07-15 1988-07-14 Processo para a preparacao de corpos auto-suportados e produtos assim obtidos PT87992B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7353387A 1987-07-15 1987-07-15

Publications (2)

Publication Number Publication Date
PT87992A true PT87992A (pt) 1989-06-30
PT87992B PT87992B (pt) 1995-03-01

Family

ID=22114257

Family Applications (1)

Application Number Title Priority Date Filing Date
PT87992A PT87992B (pt) 1987-07-15 1988-07-14 Processo para a preparacao de corpos auto-suportados e produtos assim obtidos

Country Status (27)

Country Link
EP (1) EP0299905B1 (pt)
JP (1) JP2642675B2 (pt)
KR (1) KR960007373B1 (pt)
CN (1) CN1031115A (pt)
AT (1) ATE91120T1 (pt)
AU (1) AU611697B2 (pt)
BG (1) BG60551B1 (pt)
BR (1) BR8803533A (pt)
CA (1) CA1318488C (pt)
CS (1) CS277570B6 (pt)
DD (1) DD286167A5 (pt)
DE (1) DE3882097T2 (pt)
DK (1) DK388788A (pt)
FI (1) FI92925C (pt)
HU (1) HUT63131A (pt)
IE (1) IE61994B1 (pt)
IL (1) IL86947A (pt)
IN (1) IN169659B (pt)
MX (1) MX171575B (pt)
NO (1) NO176397C (pt)
NZ (1) NZ225406A (pt)
PL (1) PL158143B1 (pt)
PT (1) PT87992B (pt)
RU (1) RU1836307C (pt)
TR (1) TR26325A (pt)
YU (1) YU46990B (pt)
ZA (1) ZA885088B (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4940679A (en) * 1987-07-15 1990-07-10 Lanxide Technology Company, Lp Process for preparing self-supporting bodies and products made thereby
US4885130A (en) * 1987-07-15 1989-12-05 Lanxide Technology Company, Lp Process for preparing self-supporting bodies and products produced thereby
US4915736A (en) * 1987-12-23 1990-04-10 Lanxide Technology Company, Lp Method of modifying ceramic composite bodies by carburization process and articles produced thereby
AU620360B2 (en) * 1987-12-23 1992-02-20 Lanxide Corporation A method of producing and modifying the properties of ceramic composite bodies
EP0364097A1 (en) * 1988-09-26 1990-04-18 Alcan International Limited Process for producing composite ceramic articles
US4885131A (en) * 1989-01-13 1989-12-05 Lanxide Technology Company, Lp Process for preparing self-supporting bodies and products produced thereby
US5004714A (en) * 1989-01-13 1991-04-02 Lanxide Technology Company, Lp Method of modifying ceramic composite bodies by a post-treatment process and articles produced thereby
JPH05509075A (ja) * 1990-07-12 1993-12-16 ランキサイド テクノロジー カンパニー リミティド パートナーシップ セラミック複合体の特性改良用添加剤
US5098870A (en) * 1990-07-12 1992-03-24 Lanxide Technology Company, Lp Process for preparing self-supporting bodies having controlled porosity and graded properties and products produced thereby
AU2266692A (en) * 1991-07-29 1993-03-02 Dow Chemical Company, The Hardened cermets and method of forming hardened cermets
JPH05222468A (ja) * 1992-02-17 1993-08-31 Agency Of Ind Science & Technol 反応合成法による炭化チタンとほう化チタンウイスカ強化チタニウム基複合材料の製造法
US5509555A (en) * 1994-06-03 1996-04-23 Massachusetts Institute Of Technology Method for producing an article by pressureless reactive infiltration
US5672435A (en) * 1994-12-12 1997-09-30 The Dow Chemical Company Hard disk drive components and methods of making same
US5780164A (en) * 1994-12-12 1998-07-14 The Dow Chemical Company Computer disk substrate, the process for making same, and the material made therefrom
CN1073636C (zh) * 1998-04-09 2001-10-24 中南工业大学 铝浴自蔓延反应制备颗粒增强铝基复合材料的方法
JP6245267B2 (ja) * 2012-11-19 2017-12-13 リオ ティント アルカン インターナショナル リミテッド アルミニウム−炭化ホウ素複合材料の可鍛性を向上させるための添加剤
CN108188380B (zh) * 2017-12-28 2019-10-29 鞍钢矿山机械制造有限公司 一种钢铜复合球的生产方法
CZ308356B6 (cs) * 2019-04-01 2020-06-17 Vysoké Učení Technické V Brně Způsob výroby keramicko-kovového kompozitu gravitačním litím a keramicko-kovový kompozit vyrobený podle této metody

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4851375A (en) * 1985-02-04 1989-07-25 Lanxide Technology Company, Lp Methods of making composite ceramic articles having embedded filler
US4828785A (en) * 1986-01-27 1989-05-09 Lanxide Technology Company, Lp Inverse shape replication method of making ceramic composite articles
US4777014A (en) * 1986-03-07 1988-10-11 Lanxide Technology Company, Lp Process for preparing self-supporting bodies and products made thereby
US4940679A (en) * 1987-07-15 1990-07-10 Lanxide Technology Company, Lp Process for preparing self-supporting bodies and products made thereby
AU620360B2 (en) * 1987-12-23 1992-02-20 Lanxide Corporation A method of producing and modifying the properties of ceramic composite bodies
US4915736A (en) * 1987-12-23 1990-04-10 Lanxide Technology Company, Lp Method of modifying ceramic composite bodies by carburization process and articles produced thereby

Also Published As

Publication number Publication date
DE3882097D1 (de) 1993-08-05
PL273758A1 (en) 1989-04-03
JPH01103945A (ja) 1989-04-21
EP0299905B1 (en) 1993-06-30
HUT63131A (en) 1993-07-28
YU136588A (en) 1990-04-30
AU1909788A (en) 1989-01-19
JP2642675B2 (ja) 1997-08-20
CA1318488C (en) 1993-06-01
NO883091L (no) 1989-02-16
CS277570B6 (en) 1993-03-17
ATE91120T1 (de) 1993-07-15
DK388788D0 (da) 1988-07-12
AU611697B2 (en) 1991-06-20
PT87992B (pt) 1995-03-01
FI92925B (fi) 1994-10-14
EP0299905A1 (en) 1989-01-18
KR890001910A (ko) 1989-04-06
RU1836307C (ru) 1993-08-23
FI883329A (fi) 1989-01-16
FI883329A0 (fi) 1988-07-13
TR26325A (tr) 1994-02-10
ZA885088B (en) 1989-06-28
IN169659B (pt) 1991-11-30
PL158143B1 (en) 1992-08-31
DD286167A5 (de) 1991-01-17
CS492888A3 (en) 1992-08-12
NO883091D0 (no) 1988-07-11
NO176397C (no) 1995-03-29
IE882160L (en) 1989-01-15
DE3882097T2 (de) 1993-10-28
BR8803533A (pt) 1989-02-08
IL86947A0 (en) 1988-12-30
YU46990B (sh) 1994-11-15
CN1031115A (zh) 1989-02-15
NO176397B (no) 1994-12-19
MX171575B (es) 1993-11-08
KR960007373B1 (ko) 1996-05-31
IE61994B1 (en) 1994-12-14
DK388788A (da) 1989-01-16
BG60551B1 (bg) 1995-08-28
IL86947A (en) 1992-08-18
NZ225406A (en) 1990-05-28
FI92925C (fi) 1995-01-25

Similar Documents

Publication Publication Date Title
PT84422B (pt) Processo para producao de um corpo auto-suportado
BR9000048A (pt) Processo para preparacao de corpos autosuportados e produtos assim produzidos
BR9000049A (pt) Processo para a preparacao de corpos auto-suportados e produtos assim produzidos
BR9000088A (pt) Processo para preparacao de corpos auto-suportados e produtos assim produzidos
PT87992A (pt) Processo para a preparacao de corpos auto-suportados e produtos assim obtidos

Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940817

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000229