BE449728A - - Google Patents

Info

Publication number: BE449728A
Authority: BE; Belgium

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.)

1942-05-01

Publication of BE449728A publication Critical patent/BE449728A/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/88—Concentration of sulfuric acid
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Inorganic Chemistry (AREA)

BE449728D 1942-05-01 BE449728A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE237962X		1942-05-01

Publications (1)

Publication Number	Publication Date
BE449728A true BE449728A (enrdf_load_stackoverflow)

Family

ID=5903364

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE449728D BE449728A (enrdf_load_stackoverflow)	1942-05-01

Country Status (4)

Country	Link
BE (1)	BE449728A (enrdf_load_stackoverflow)
CH (1)	CH237962A (enrdf_load_stackoverflow)
FR (1)	FR892723A (enrdf_load_stackoverflow)
NL (1)	NL64332C (enrdf_load_stackoverflow)

0
- NL NL64332D patent/NL64332C/xx active
- BE BE449728D patent/BE449728A/xx unknown
1943
- 1943-03-08 CH CH237962D patent/CH237962A/de unknown
- 1943-03-20 FR FR892723D patent/FR892723A/fr not_active Expired

Also Published As

Publication number	Publication date
CH237962A (de)	1945-06-15
NL64332C (enrdf_load_stackoverflow)
FR892723A (fr)	1944-05-17

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