ATE141178T1 - Filter - Google Patents

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Publication number
ATE141178T1
ATE141178T1 AT91904059T AT91904059T ATE141178T1 AT E141178 T1 ATE141178 T1 AT E141178T1 AT 91904059 T AT91904059 T AT 91904059T AT 91904059 T AT91904059 T AT 91904059T AT E141178 T1 ATE141178 T1 AT E141178T1
Authority
AT
Austria
Prior art keywords
openings
elements
filter
another element
refractory
Prior art date
Application number
AT91904059T
Other languages
English (en)
Inventor
Michael White
Original Assignee
Hepworth Minerals & Chemicals
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 Hepworth Minerals & Chemicals filed Critical Hepworth Minerals & Chemicals
Application granted granted Critical
Publication of ATE141178T1 publication Critical patent/ATE141178T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
    • B22C9/086—Filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • 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
    • B01D39/2068—Other inorganic materials, e.g. ceramics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Centrifugal Separators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Separation By Low-Temperature Treatments (AREA)
AT91904059T 1990-02-09 1991-02-07 Filter ATE141178T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909003020A GB9003020D0 (en) 1990-02-09 1990-02-09 Filter

Publications (1)

Publication Number Publication Date
ATE141178T1 true ATE141178T1 (de) 1996-08-15

Family

ID=10670766

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91904059T ATE141178T1 (de) 1990-02-09 1991-02-07 Filter

Country Status (8)

Country Link
EP (1) EP0515468B1 (de)
AT (1) ATE141178T1 (de)
AU (1) AU7246891A (de)
DE (1) DE69121390D1 (de)
GB (1) GB9003020D0 (de)
IE (1) IE62517B1 (de)
PT (2) PT96718A (de)
WO (1) WO1991012062A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114367788B (zh) * 2022-01-04 2023-03-14 深圳市恒谱生科学仪器有限公司 一种用于流体色谱分析的过滤筛板及其加工方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3907513A (en) * 1974-05-30 1975-09-23 Us Energy Controlled porosity filter and uniform structure composites
US4721567A (en) * 1984-06-06 1988-01-26 Certech Inc. Ceramic pouring filter with tortuous flow paths
FR2593077B1 (fr) * 1986-01-23 1990-10-19 Desobeau Jacques Filtre en matiere refractaire.
EP0251634B1 (de) * 1986-06-27 1993-12-29 Metaullics Systems Co., L.P. Filter für geschmolzenes Metall und Verfahren zu seiner Herstellung

Also Published As

Publication number Publication date
IE910406A1 (en) 1991-08-14
AU7246891A (en) 1991-09-03
IE62517B1 (en) 1995-02-08
PT96718A (pt) 1992-11-30
PT8560T (pt) 1993-07-30
DE69121390D1 (en) 1996-09-19
EP0515468A1 (de) 1992-12-02
WO1991012062A2 (en) 1991-08-22
EP0515468B1 (de) 1996-08-14
PT8560U (pt) 1995-09-12
GB9003020D0 (en) 1990-04-04
WO1991012062A3 (en) 1991-09-19

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