专利检索_ .改变结晶水含量或比重专利检索_ .改变结晶水含量或比重专利检索查询

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C01D7/37： ..碳酸钠增浓

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
101	Anhydrous dense soda ash	US24326662	1962-12-10	US3236590A	1966-02-22	PETER SOPCHAK; PORT EUGENE B

102	Process of recovering pure sodium carbonate monohydrate from brines	US31874840	1940-02-13	US2294778A	1942-09-01	HOUGHTON ALEXIS C

103	Process for recovering sodium carbonate from brines	US7349836	1936-04-09	US2193817A	1940-03-19	HOUGHTON ALEXIS C

104	Apparatus for the manufacture of sodium carbonate monohydrate	US66001433	1933-03-08	US2035441A	1936-03-31	ALLEN WILLIAM H; GALE WILLIAM A; RITCHIE CHARLES F

105	Process for the manufacture of sodium carbonate monohydrate	US42481630	1930-01-31	US1937937A	1933-12-05	ALLEN WILLIAM H; CALE WILLIAM A; RITCHIE CHARLES F

106	Process for drying natural sodium carbonate	US35417429	1929-04-10	US1877368A	1932-09-13	FRED SEYER WILLIAM

107	Process for production of hydrated sodium carbonate	US14005026	1926-10-07	US1650244A	1927-11-22	CARL SUNDSTROM; TERZIEV GEORGE N

108	Method of combining soda ash and water	US48476021	1921-07-14	US1557974A	1925-10-20	BRADBURN JOSEPH A

109	Manufacture of detergents.	US1912682672	1912-03-09	US1036316A	1912-08-20	ORMANDY WILLIAM REGINALD; SPENSLEY JACOB WILLIAM

110	Manufacture of hydrated sodium carbonate.	US912622D		US912622A	1909-02-16	RIDENOUR WILLIAM E

111	Improvement in the manufacture of soda from its sulphate	US198293D		US198293A	1877-12-18

112	ANHYDROUS SODIUM CARBONATE WITH FEW PORES	PCT/EP2012004679	2012-11-10	WO2013083226A8	2013-08-01	KLATYK JENS; PETH HANS-KURT; WEDEL THORSTEN; MODDELMOG GUENTER
The invention relates to a highly pure anhydrous sodium carbonate with few pores for use in pharmaceutical formulations and in the food industry. The invention further relates to a novel method for producing said sodium carbonate.

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