DE3685639D1 - Feuerfeste cermetkoerper mit abgestufter zusammensetzung. - Google Patents

Feuerfeste cermetkoerper mit abgestufter zusammensetzung.

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Publication number
DE3685639D1
DE3685639D1 DE8686309580T DE3685639T DE3685639D1 DE 3685639 D1 DE3685639 D1 DE 3685639D1 DE 8686309580 T DE8686309580 T DE 8686309580T DE 3685639 T DE3685639 T DE 3685639T DE 3685639 D1 DE3685639 D1 DE 3685639D1
Authority
DE
Germany
Prior art keywords
refractory ceramics
graded composition
graded
refractory
ceramics
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 - Fee Related
Application number
DE8686309580T
Other languages
English (en)
Other versions
DE3685639T2 (de
Inventor
Harold G Sowman
David R Kaar
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of DE3685639D1 publication Critical patent/DE3685639D1/de
Publication of DE3685639T2 publication Critical patent/DE3685639T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
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    • B01J20/28016—Particle form
    • B01J20/28019—Spherical, ellipsoidal or cylindrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
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    • B01J20/28023—Fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
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    • B01J20/28026—Particles within, immobilised, dispersed, entrapped in or on a matrix, e.g. a resin
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    • B22—CASTING; POWDER METALLURGY
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DE8686309580T 1985-12-13 1986-12-09 Feuerfeste cermetkoerper mit abgestufter zusammensetzung. Expired - Fee Related DE3685639T2 (de)

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SG126092G (en) 1993-02-19
EP0226438A2 (de) 1987-06-24
EP0226438B1 (de) 1992-06-10
AU578550B2 (en) 1988-10-27
JPS62222042A (ja) 1987-09-30
DE3685639T2 (de) 1993-02-04
EP0226438A3 (en) 1990-01-31
KR940010098B1 (ko) 1994-10-21
US4713300A (en) 1987-12-15
CA1284022C (en) 1991-05-14
KR870005938A (ko) 1987-07-08
AU6586486A (en) 1987-06-18
US4743511A (en) 1988-05-10
MY100719A (en) 1991-01-31

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