NL98335C - - Google Patents
Info
- Publication number
- NL98335C NL98335C NL98335DA NL98335C NL 98335 C NL98335 C NL 98335C NL 98335D A NL98335D A NL 98335DA NL 98335 C NL98335 C NL 98335C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/02—Obtaining noble metals by dry processes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Filtering Materials (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US221011XA | 1939-08-12 | 1939-08-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL98335C true NL98335C (en) |
Family
ID=21807813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL98335D NL98335C (en) | 1939-08-12 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH221011A (en) |
NL (1) | NL98335C (en) |
-
0
- NL NL98335D patent/NL98335C/xx active
-
1940
- 1940-06-21 CH CH221011D patent/CH221011A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CH221011A (en) | 1942-05-15 |