NL35821C - - Google Patents

Info

Publication number: NL35821C
Authority: NL; Netherlands

Application number

Priority date (The priority date 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 date listed.)

1930-11-04

Publication of NL35821C publication Critical patent/NL35821C/xx

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)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

NL35821D 1930-11-04 NL35821C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR720770T		1930-11-04

Publications (1)

Publication Number	Publication Date
NL35821C true NL35821C (enrdf_load_html_response)

Family

ID=9094677

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL35821D NL35821C (enrdf_load_html_response)	1930-11-04

Country Status (4)

Country	Link
BE (1)	BE383470A (enrdf_load_html_response)
FR (1)	FR720770A (enrdf_load_html_response)
GB (1)	GB376583A (enrdf_load_html_response)
NL (1)	NL35821C (enrdf_load_html_response)

0
- NL NL35821D patent/NL35821C/xx active
- BE BE383470D patent/BE383470A/xx unknown
1930
- 1930-11-04 FR FR720770D patent/FR720770A/fr not_active Expired
1931
- 1931-10-20 GB GB29144/31A patent/GB376583A/en not_active Expired

Also Published As

Publication number	Publication date
GB376583A (en)	1932-07-14
BE383470A (enrdf_load_html_response)
FR720770A (fr)	1932-02-24

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