NL252229A - - Google Patents
Info
- Publication number
- NL252229A NL252229A NL252229DA NL252229A NL 252229 A NL252229 A NL 252229A NL 252229D A NL252229D A NL 252229DA NL 252229 A NL252229 A NL 252229A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B4/00—Hydrogen isotopes; Inorganic compounds thereof prepared by isotope exchange, e.g. NH3 + D2 → NH2D + HD
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Exhaust Gas After Treatment (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR796860A FR1237166A (fr) | 1959-06-08 | 1959-06-08 | Perfectionnement aux procédés de préparation d'eau lourde par échange isotopiquemonotherme ammoniac et hydrogène |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL252229A true NL252229A (xx) | 1900-01-01 |
Family
ID=8715738
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL252229D NL252229A (xx) | 1959-06-08 | ||
| NL131802D NL131802C (xx) | 1959-06-08 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL131802D NL131802C (xx) | 1959-06-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3233971A (xx) |
| BE (1) | BE591019A (xx) |
| CH (1) | CH400385A (xx) |
| FR (1) | FR1237166A (xx) |
| GB (1) | GB952335A (xx) |
| LU (1) | LU38666A1 (xx) |
| NL (2) | NL131802C (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL272357A (xx) * | 1960-12-14 | |||
| DE1200789B (de) * | 1961-01-24 | 1965-09-16 | Uhde Gmbh Friedrich | Verfahren zur Vorkonzentration bei einer zwei- oder mehrstufigen Isotopengewinnung |
| GB994383A (en) * | 1961-08-25 | 1965-06-10 | Fritz Klein | Process for the preparation of deuterium-enriched amines |
| GB1066470A (en) * | 1965-03-10 | 1967-04-26 | Atomic Energy Authority Uk | Improvements in or relating to isotopic exchange processes |
| FR1494264A (fr) * | 1966-07-27 | 1967-09-08 | Houilleres Bassin Du Nord | Procédé amélioré d'échange isotopique pour l'utilisation d'un cycle d'échange monotherme ammoniac-hydrogène |
| FR1515890A (fr) * | 1966-08-16 | 1968-03-08 | Houilleres Bassin Du Nord | Procédé amélioré pour la réalisation des échanges isotopiques suivant le procédé monotherme |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2491618A (en) * | 1943-07-30 | 1949-12-20 | Standard Oil Co | Catalytic contacting apparatus |
| US2453837A (en) * | 1943-10-15 | 1948-11-16 | Standard Oil Dev Co | Apparatus for alkylation |
| US2787526A (en) * | 1943-11-09 | 1957-04-02 | Jerome S Spevack | Method of isotope concentration |
| US2741543A (en) * | 1945-05-22 | 1956-04-10 | Harold C Urey | Process for the production of deuterium oxide |
| US2889205A (en) * | 1956-02-29 | 1959-06-02 | Iowa State College Res Found | Method of separating nitrogen isotopes by ion-exchange |
| GB807803A (en) * | 1956-05-04 | 1959-01-21 | Brown John Constr | Improvements in or relating to a method of extracting deuterium from hydrogen-containing gases |
| US2988428A (en) * | 1957-08-19 | 1961-06-13 | Hesky Hans | Method for reducing the deuterium concentration of the residual moisture adhering to a pulverulent catalyst substance after filtration of a catalyst suspension through th filter cake |
-
0
- NL NL252229D patent/NL252229A/xx unknown
- LU LU38666D patent/LU38666A1/xx unknown
- NL NL131802D patent/NL131802C/xx active
-
1959
- 1959-06-08 FR FR796860A patent/FR1237166A/fr not_active Expired
-
1960
- 1960-05-16 CH CH565360A patent/CH400385A/fr unknown
- 1960-05-19 BE BE591019A patent/BE591019A/fr unknown
- 1960-05-25 GB GB18476/60A patent/GB952335A/en not_active Expired
- 1960-06-06 US US34268A patent/US3233971A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH400385A (fr) | 1965-10-15 |
| GB952335A (en) | 1964-03-18 |
| NL131802C (xx) | 1900-01-01 |
| FR1237166A (fr) | 1960-07-29 |
| DE1417759A1 (de) | 1968-10-10 |
| LU38666A1 (xx) | |
| DE1417759B2 (de) | 1972-12-14 |
| US3233971A (en) | 1966-02-08 |
| BE591019A (fr) | 1960-09-16 |