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1937-04-02
Method and apparatus for the decomposition of ammonia
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1923-03-12
Process and catalyst for the synthesis of ammonia
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1922-09-30
Method and apparatus for the synthesis of ammonia
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1924-08-27
Method and apparatus for the evaporation of concentrated solutions
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1926-12-08
Catalytic apparatus for the synthesis of ammonia
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1922-11-24
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1923-08-01
Improvements in processes and apparatus for the synthesis of ammonia
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1922-08-29
Method and apparatus for the purification of gases intended for the synthesis of ammonia under hyperpressure
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1922-07-10
Apparatus and procedure for carrying out the synthesis of ammonia by hypertension
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1921-10-31
Catalyst apparatus for the synthesis of ammonia
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1923-07-28
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1922-06-02
Method and apparatus for the distillation of sulfur
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1924-05-09
Apparatus for the synthetic production of ammonia
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1922-03-31
Improvements in the catalysis apparatus for the synthesis of ammonia
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1923-11-13
Method and apparatus for evaporation of solutions
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1926-02-08
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1925-09-04
Method and apparatus for causing precipitation of atomospheric moisture and the like
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1925-09-30
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1923-08-04
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1921-12-05
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