Greenhouse Gas Emissions From Synthetic Nitrogen Manufacture And Fertilization For Main Upland Crops In China Carbon Balance And Management Complete Text
A hollow fiber membrane separates oxygen from compressed air, leaving only rich, nitrogen gas. A strategy according to claim 19, getting a high extraction efficiency, and minimizing prospective environmental pollution. A strategy according to claim 1, wherein at least 25% of nitrogen initially present in the waste is extracted and obtained as accessible nitrogen. A approach according to claim 1, wherein said medium is chosen from the group consisting of an aqueous resolution, a bio-solid substance, and a sorbent. It…