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James Derek Birchall

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  • Runcorn, EN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Aqueous dispersion of fluorocarbon polymer and halogen-containing c...
    • Patent number 4,038,234
    • Issue date Jul 26, 1977
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Plastics film with an aluminium phosphate coating
    • Patent number 4,015,050
    • Issue date Mar 29, 1977
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Complex phosphates
    • Patent number 4,010,294
    • Issue date Mar 1, 1977
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method of making a fibre of aluminium phosphate
    • Patent number 4,008,299
    • Issue date Feb 15, 1977
    • James Derek Birchall
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Solid complex phosphate of aluminum
    • Patent number 4,005,172
    • Issue date Jan 25, 1977
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Refractory fiber preparation with use of high humidity atmosphere
    • Patent number 3,992,498
    • Issue date Nov 16, 1976
    • Imperial Chemical Industries Limited
    • Michael John Morton
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Filtration method
    • Patent number 3,974,072
    • Issue date Aug 10, 1976
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Phosphates
    • Patent number 3,960,592
    • Issue date Jun 1, 1976
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Refractory compositions
    • Patent number 3,950,177
    • Issue date Apr 13, 1976
    • Imperial Chemical Industries Limited
    • James Derek Birchall
    • B22 - CASTING POWDER METALLURGY