Donald Arthur Hubbard

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Cambridge, EN

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacturing a cured expanded non-cracking dimensi...
- Patent number 4,035,456
- Issue date Jul 12, 1977
- Imperial Chemical Industries Limited
- Donald Arthur Hubbard
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing moulded expanded urea formaldehyde products
- Patent number 4,026,980
- Issue date May 31, 1977
- Imperial Chemical Industries Limited
- Donald Arthur Hubbard
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL