GB8911391D0 - Preparation of substrates - Google Patents

Preparation of substrates

Info

Publication number
GB8911391D0
GB8911391D0 GB898911391A GB8911391A GB8911391D0 GB 8911391 D0 GB8911391 D0 GB 8911391D0 GB 898911391 A GB898911391 A GB 898911391A GB 8911391 A GB8911391 A GB 8911391A GB 8911391 D0 GB8911391 D0 GB 8911391D0
Authority
GB
United Kingdom
Prior art keywords
substrates
preparation
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.)
Pending
Application number
GB898911391A
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.)
DEVENISH ROBERT W
Original Assignee
DEVENISH ROBERT W
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 DEVENISH ROBERT W filed Critical DEVENISH ROBERT W
Priority to GB898911391A priority Critical patent/GB8911391D0/en
Publication of GB8911391D0 publication Critical patent/GB8911391D0/en
Priority to PCT/GB1990/000784 priority patent/WO1990014684A1/en
Priority to GB9011211A priority patent/GB2231525A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/08—Removing material, e.g. by cutting, by hole drilling
    • B23K15/085—Boring
    • 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
    • B01D29/012—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0032—Organic membrane manufacture by inducing porosity into non porous precursor membranes by elimination of segments of the precursor, e.g. nucleation-track membranes, lithography or laser methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02—Inorganic material
    • B01D71/021—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02—Inorganic material
    • B01D71/028—Molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02—Inorganic material
    • B01D71/028—Molecular sieves
    • B01D71/0281—Zeolites
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/34—Use of radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/08—Patterned membranes
GB898911391A 1989-05-18 1989-05-18 Preparation of substrates Pending GB8911391D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB898911391A GB8911391D0 (en) 1989-05-18 1989-05-18 Preparation of substrates
PCT/GB1990/000784 WO1990014684A1 (en) 1989-05-18 1990-05-18 Preparation of substrates
GB9011211A GB2231525A (en) 1989-05-18 1990-05-18 Preparation of substrates.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898911391A GB8911391D0 (en) 1989-05-18 1989-05-18 Preparation of substrates

Publications (1)

Publication Number Publication Date
GB8911391D0 true GB8911391D0 (en) 1989-07-05

Family

ID=10656939

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898911391A Pending GB8911391D0 (en) 1989-05-18 1989-05-18 Preparation of substrates
GB9011211A Withdrawn GB2231525A (en) 1989-05-18 1990-05-18 Preparation of substrates.

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9011211A Withdrawn GB2231525A (en) 1989-05-18 1990-05-18 Preparation of substrates.

Country Status (2)

Country Link
GB (2) GB8911391D0 (en)
WO (1) WO1990014684A1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903017C (en) * 1951-01-31 1954-02-01 Sueddeutsche Lab G M B H Manufacture of small balls from high-fusible materials
NL6604805A (en) * 1966-04-08 1967-10-09
DE1565863B2 (en) * 1966-04-19 1971-12-23 Steigerwaid Strahltechnik GmbH, 8000 München METHOD AND DEVICE FOR THE PROCESSING OF MATERIALS USING CONFLECTED ENERGY RAYS
DE1621355A1 (en) * 1967-06-09 1971-05-13 Steigerwald Strahltech Process for the treatment of the inner surfaces of holes in workpieces
US3668028A (en) * 1970-06-10 1972-06-06 Du Pont Method of making printing masks with high energy beams
US3614423A (en) * 1970-09-21 1971-10-19 Stanford Research Inst Charged particle pattern imaging and exposure system
FR2393994A1 (en) * 1977-06-08 1979-01-05 Snecma ABRADABLE METAL MATERIAL AND ITS REALIZATION PROCESS
US4508952A (en) * 1983-02-17 1985-04-02 University Patents, Inc. Electron beam cutting

Also Published As

Publication number Publication date
GB9011211D0 (en) 1990-07-04
WO1990014684A1 (en) 1990-11-29
GB2231525A (en) 1990-11-21

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