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US1251422A
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|
Treatment of peat.
|
|
CA174692A
|
|
Peat preparation
|
|
DE321859C
|
|
Process for the production of a fertilizer
|
|
US1277155A
|
|
Fertilizer from peat and process of making the same.
|
|
DE320379C
|
|
Process for obtaining paraffin
|
|
GB191503677A
|
|
Improvements in and relating to Bye-product Recovery from Gas Producers and the like.
|
|
US1143319A
|
|
Utilization of peat.
|
|
US1160464A
|
|
Apparatus for the heat treatment of peat.
|
|
GB191418558A
|
|
Improvements relating to Ammonia Compounds.
|
|
GB191418559A
|
|
Improvements relating to the Recovery of Ammonia in the Form of Sulphate from Gases.
|
|
US1233606A
|
|
Peat gasification.
|
|
GB191416918A
|
|
Improvements in Peat Gasification.
|
|
US1170849A
|
|
Utilization of peat.
|
|
US1189638A
|
|
Gasification of sewage-sludge.
|
|
DE324080C
|
|
Method of excavating peat to be wet-charred from undrained or very wet peat deposits
|
|
DE325558C
|
|
Process of dewatering wet-charred peat in two stages
|
|
DE326458C
|
|
Process for the gasification of sewage sludge using an air-water vapor mixture
|
|
DE324081C
|
|
Process of making peat easier to dewater by heating it under pressure
|
|
US1239969A
|
|
Working of by-product-recovery gas-producers.
|
|
US1251285A
|
|
Treatment of peat.
|
