ZA7300088B
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Improvements relating to the removal of hydrogen sulphide
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GB1358434A
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Burner head for a gas brazing torch
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CA970137A
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Hydrogen cyanide removal
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AU4020272A
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Improvements relating to the removal of hydrogen sulphide
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ZA7201885B
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Improvements relating to the removal of hydrogen sulphide
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GB1353977A
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Purification processes
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FR2146609A5
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Removing sulphur cmpds - from gas using molybdenum and transition element oxide catalysts
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GB1343400A
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Flame safeguard systems for fuel burners
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GB1322410A
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Couplings for use in central heating systems
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GB1307875A
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Treatment of gases
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US3574497A
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Heat distribution system for heat treatment furnaces
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FR2020463A5
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Heat supply for furnaces
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GB1274650A
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Improvements in or relating to thumb drills and holders thereof
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GB1245758A
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Improvements relating to atmospheric pollution
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GB1254430A
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Improvements relating to the high pressure storage of gases
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GB1206972A
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Improvements relating to catalysts
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GB1206971A
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Catalyst compositions and supports
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GB1206973A
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Improved catalyst compositions and supports
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GB1146815A
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Improvements in or relating to burner control systems
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US3361185A
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Gas burners
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