Hotwork Developments Ltd.

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West Yorkshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Limiting the presence of the oxides of nitrogen in regenerative hea...
- Patent number 5,217,373
- Issue date Jun 8, 1993
- British Gas PLC
- James H. Goodfellow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Limiting the presence of the oxides of nitrogen in regenerative hea...
- Patent number 4,957,430
- Issue date Sep 18, 1990
- British Gas PLC
- James H. Goodfellow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Regenerator for a regenerative heating system
- Patent number 4,807,695
- Issue date Feb 28, 1989
- British Gas PLC
- Trevor Ward
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Limiting the presence of the oxides of nitrogen in regenerative hea...
- Patent number 4,768,949
- Issue date Sep 6, 1988
- British Gas PLC
- James H. Goodfellow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Operation of a pulse-fired burner
- Patent number 4,747,771
- Issue date May 31, 1988
- British Gas PLC
- James H. Goodfellow
- F28 - HEAT EXCHANGE IN GENERAL

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