BE447113A - - Google Patents
Info
- Publication number
- BE447113A BE447113A BE447113DA BE447113A BE 447113 A BE447113 A BE 447113A BE 447113D A BE447113D A BE 447113DA BE 447113 A BE447113 A BE 447113A
- Authority
- BE
- Belgium
Links
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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D80/00—Parts or details of, or accessories for, haymakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0082—Regulation; Control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Inorganic Chemistry (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE232107X | 1941-10-10 | ||
| DE234897X | 1942-01-16 | ||
| DE190242X | 1942-02-19 | ||
| DE200342X | 1942-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE447113A true BE447113A (en:Method) |
Family
ID=27430841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE447113D BE447113A (en:Method) | 1941-10-10 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE447113A (en:Method) |
| CH (2) | CH232107A (en:Method) |
| FR (2) | FR885723A (en:Method) |
| NL (1) | NL107558C (en:Method) |
-
0
- NL NL107558D patent/NL107558C/xx active
- BE BE447113D patent/BE447113A/xx unknown
-
1942
- 1942-09-02 CH CH232107D patent/CH232107A/de unknown
- 1942-09-04 FR FR885723D patent/FR885723A/fr not_active Expired
-
1943
- 1943-01-07 CH CH234897D patent/CH234897A/de unknown
- 1943-01-16 FR FR906398D patent/FR906398A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR885723A (fr) | 1943-09-23 |
| FR906398A (fr) | 1946-01-04 |
| NL107558C (en:Method) | |
| CH232107A (de) | 1944-05-15 |
| CH234897A (de) | 1944-10-31 |