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GB914401A
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Improvements relating to plants for the complete gasification of coal and like carbonaceous materials
|
|
GB369744A
|
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Improvements in plummer blocks
|
|
GB368481A
|
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Improvements relating to vertical gas retorts and coke extractors therefor
|
|
GB367971A
|
|
Improvements relating to wagon tipplers
|
|
DE548834C
|
|
Gas retort and coke evacuation device
|
|
GB344860A
|
|
Improvements in and relating to vertical gas retorts and extractors therefor
|
|
GB317257A
|
|
Improvements in coke extractors for vertical retorts for the distillation of coal and the like
|
|
GB320233A
|
|
Improvements relating to the coke extractor gear of vertical retorts for the carbonisation of coal and the like
|
|
GB320232A
|
|
Improvements relating to the coke chambers of vertical retorts for the carbonisationof coal and the like
|
|
GB323257A
|
|
Improvements relating to wagon tipplers
|
|
GB314231A
|
|
Improvements in vertical retorts for the carbonization of coal and like materials
|
|
GB271566A
|
|
Improvements in or relating to compression pumps for refrigerating machines
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