FR417166A - Nitrogen Acid Concentration Process - Google Patents
Nitrogen Acid Concentration ProcessInfo
- Publication number
- FR417166A FR417166A FR417166DA FR417166A FR 417166 A FR417166 A FR 417166A FR 417166D A FR417166D A FR 417166DA FR 417166 A FR417166 A FR 417166A
- Authority
- FR
- France
- Prior art keywords
- acid concentration
- concentration process
- nitrogen acid
- nitrogen
- concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/44—Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE222680T | 1909-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR417166A true FR417166A (en) | 1910-11-08 |
Family
ID=32521674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR417166D Expired FR417166A (en) | 1909-06-16 | 1910-06-15 | Nitrogen Acid Concentration Process |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE222680C (en) |
FR (1) | FR417166A (en) |
GB (1) | GB191014381A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6645420B1 (en) | 1999-09-30 | 2003-11-11 | Voith Sulzer Papiertechnik Patent Gmbh | Method of forming a semipermeable membrane with intercommunicating pores for a pressing apparatus |
-
1909
- 1909-06-16 DE DE1909222680D patent/DE222680C/de not_active Expired - Lifetime
-
1910
- 1910-06-14 GB GB191014381D patent/GB191014381A/en not_active Expired
- 1910-06-15 FR FR417166D patent/FR417166A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB191014381A (en) | 1910-12-01 |
DE222680C (en) |
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