发明名称 |
Process for the production of a water-insoluble nitrogenous organic base, starting from an aqueous solution of an alkali metal bicarbonate and the hydrochloride of the said base and process for the manufacture of sodium bicarbonate |
摘要 |
Process for the production of a water-insoluble nitrogeneous organic base, from an aqueous solution of alkali metal bicarbonate and the base hydrochloride, according to which the solution (11) is treated with a complement of the base hydrochloride (12), and the resultant liquid (18) is treated with a basic agent (30) capable of decomposing the hydrochloride. The invention is applied to the regeneration of the amine in the process for the manufacture of sodium bicarbonate by the amines method.
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申请公布号 |
US4677229(A) |
申请公布日期 |
1987.06.30 |
申请号 |
US19850754972 |
申请日期 |
1985.07.15 |
申请人 |
SOLVAY & CIE. (SOCIETE ANONYME) |
发明人 |
NINANE, LEON;BRETON, CLAUDE |
分类号 |
C01D7/16;C07C67/00;C07C209/00;C07C209/86;C07C211/03;(IPC1-7):C07C85/26 |
主分类号 |
C01D7/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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