FR2239422B1 - - Google Patents
Info
- Publication number
- FR2239422B1 FR2239422B1 FR7426231A FR7426231A FR2239422B1 FR 2239422 B1 FR2239422 B1 FR 2239422B1 FR 7426231 A FR7426231 A FR 7426231A FR 7426231 A FR7426231 A FR 7426231A FR 2239422 B1 FR2239422 B1 FR 2239422B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D59/00—Separation of different isotopes of the same chemical element
- B01D59/28—Separation by chemical exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA177,785A CA1014333A (en) | 1973-07-31 | 1973-07-31 | Catalyst for hydrogen-amine d exchange |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2239422A1 FR2239422A1 (fr) | 1975-02-28 |
FR2239422B1 true FR2239422B1 (fr) | 1977-10-14 |
Family
ID=4097459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7426231A Expired FR2239422B1 (fr) | 1973-07-31 | 1974-07-29 |
Country Status (13)
Country | Link |
---|---|
US (1) | US3995017A (fr) |
JP (1) | JPS5336840B2 (fr) |
BE (1) | BE818345A (fr) |
BR (1) | BR7406287D0 (fr) |
CA (1) | CA1014333A (fr) |
CH (1) | CH593207A5 (fr) |
DE (1) | DE2434016C3 (fr) |
FR (1) | FR2239422B1 (fr) |
GB (1) | GB1454943A (fr) |
IT (1) | IT1016736B (fr) |
NL (1) | NL166441C (fr) |
RO (1) | RO70541A (fr) |
SE (1) | SE410401B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1040218A (fr) * | 1975-11-14 | 1978-10-10 | Raymond U. Lemieux | Prevention de la precipitation lors de l'echange d-h de l'hydrogene des amines |
DE3202776C2 (de) * | 1982-01-28 | 1987-01-29 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zur Anreicherung und Abtrennung von schweren Wasserstoff-Isotopen aus diese enthaltenden Stoffströmen durch Isotopenaustausch |
US4603062A (en) * | 1985-01-07 | 1986-07-29 | Cdp, Ltd. | Pump liners and a method of cladding the same |
DE3508503A1 (de) * | 1985-03-09 | 1986-09-11 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zur anreicherung und abtrennung von oxiden schwerer wasserstoff-isotope aus sauren, waessrigen loesungen oder stoffstroemen |
JPS6259282U (fr) * | 1985-09-30 | 1987-04-13 | ||
US5186868A (en) * | 1990-04-05 | 1993-02-16 | The Regents Of The University Of California | Methods for tritium labeling |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2685604A (en) * | 1951-05-01 | 1954-08-03 | Sharples Chemicals Inc | Preparation of alkali metal monoaliphatically substituted amides |
BE585501A (fr) * | 1958-12-13 | 1900-01-01 | ||
GB994383A (en) * | 1961-08-25 | 1965-06-10 | Fritz Klein | Process for the preparation of deuterium-enriched amines |
CA918382A (en) * | 1969-04-08 | 1973-01-09 | Her Majesty In Right Of Canada As Represented By Atomic Energy Of Canada Limited | Extraction of deuterium from hydrogen gas using amines in a bithermal process |
CA975137A (en) * | 1969-04-08 | 1975-09-30 | Howard K. Rae | Deuterium-hydrogen monothermal exchange |
CA901266A (en) | 1969-04-08 | 1972-05-30 | R. Bancroft Allan | Deuterium-hydrogen exchange using diamines |
CH550119A (de) | 1970-03-03 | 1974-06-14 | Sulzer Ag | Verfahren zur herstellung von mit deuterium angereichertem wasser oder wasserstoff. |
-
1973
- 1973-07-31 CA CA177,785A patent/CA1014333A/en not_active Expired
-
1974
- 1974-06-26 US US05/483,292 patent/US3995017A/en not_active Expired - Lifetime
- 1974-06-27 SE SE7408472A patent/SE410401B/xx unknown
- 1974-07-01 GB GB2916774A patent/GB1454943A/en not_active Expired
- 1974-07-05 NL NL7409128.A patent/NL166441C/xx not_active IP Right Cessation
- 1974-07-15 DE DE2434016A patent/DE2434016C3/de not_active Expired
- 1974-07-18 CH CH991674A patent/CH593207A5/xx not_active IP Right Cessation
- 1974-07-23 RO RO7479557A patent/RO70541A/fr unknown
- 1974-07-29 FR FR7426231A patent/FR2239422B1/fr not_active Expired
- 1974-07-30 JP JP8741974A patent/JPS5336840B2/ja not_active Expired
- 1974-07-31 BE BE147165A patent/BE818345A/fr not_active IP Right Cessation
- 1974-07-31 BR BR6287/74A patent/BR7406287D0/pt unknown
- 1974-07-31 IT IT69422/74A patent/IT1016736B/it active
Also Published As
Publication number | Publication date |
---|---|
CH593207A5 (fr) | 1977-11-30 |
NL166441C (nl) | 1981-08-17 |
NL7409128A (nl) | 1975-02-04 |
NL166441B (nl) | 1981-03-16 |
AU7113674A (en) | 1976-01-15 |
JPS5336840B2 (fr) | 1978-10-05 |
JPS5049599A (fr) | 1975-05-02 |
DE2434016A1 (de) | 1975-02-13 |
BR7406287D0 (pt) | 1975-05-13 |
DE2434016C3 (de) | 1980-04-03 |
GB1454943A (en) | 1976-11-10 |
RO70541A (fr) | 1981-08-17 |
DE2434016B2 (de) | 1979-06-28 |
IT1016736B (it) | 1977-06-20 |
SE7408472L (fr) | 1975-02-03 |
BE818345A (fr) | 1974-11-18 |
CA1014333A (en) | 1977-07-26 |
US3995017A (en) | 1976-11-30 |
SE410401B (sv) | 1979-10-15 |
FR2239422A1 (fr) | 1975-02-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |