DD98514A5 - - Google Patents
Info
- Publication number
- DD98514A5 DD98514A5 DD163872A DD16387272A DD98514A5 DD 98514 A5 DD98514 A5 DD 98514A5 DD 163872 A DD163872 A DD 163872A DD 16387272 A DD16387272 A DD 16387272A DD 98514 A5 DD98514 A5 DD 98514A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/32—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Epoxy Compounds (AREA)
- Gas Separation By Absorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15595971A | 1971-06-23 | 1971-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD98514A5 true DD98514A5 (xx) | 1973-06-20 |
Family
ID=22557471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD163872A DD98514A5 (xx) | 1971-06-23 | 1972-06-21 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3729899A (xx) |
| AU (1) | AU458806B2 (xx) |
| BE (1) | BE784830A (xx) |
| CA (1) | CA978198A (xx) |
| CS (1) | CS176201B2 (xx) |
| DD (1) | DD98514A5 (xx) |
| DE (1) | DE2230310C3 (xx) |
| ES (1) | ES404095A1 (xx) |
| FR (1) | FR2143181B1 (xx) |
| GB (1) | GB1331207A (xx) |
| IT (1) | IT959884B (xx) |
| NL (1) | NL7208325A (xx) |
| PL (1) | PL78050B1 (xx) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4028070A (en) * | 1974-04-11 | 1977-06-07 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method of recovering ethylene oxide |
| US3964980A (en) * | 1975-03-24 | 1976-06-22 | Halcon International, Inc. | Process for the recovery of ethylene oxide |
| IT1144657B (it) * | 1981-03-02 | 1986-10-29 | Snam Progetti | Procedimento per l'assorbimento isotermico dell'ossido di etilene mediante l'impiego di assorbitori a film |
| FR2558069B1 (fr) * | 1984-01-17 | 1986-04-25 | Atochem | Procede d'elimination de gaz dissous dans une solution aqueuse d'oxyde d'ethylene |
| CA1284334C (en) * | 1985-06-27 | 1991-05-21 | Masayuki Sawada | Method for recovery of ethylene oxide |
| US5171158A (en) * | 1990-04-11 | 1992-12-15 | Cairns James L | Underwater multiple contact electrical connector |
| US6533843B2 (en) * | 2001-06-05 | 2003-03-18 | Scientific Design Company, Inc. | Two stage flash for hydrocarbon removal |
| PE20070158A1 (es) * | 2005-05-10 | 2007-03-02 | Shell Int Research | Proceso y dispositivo para recuperar oxido de etileno de un absorbente graso |
| US8535510B2 (en) * | 2007-04-17 | 2013-09-17 | Arkray, Inc. | Method for measuring substrate concentration and apparatus for measuring substrate concentration |
| CA2712985C (en) | 2008-01-25 | 2016-08-09 | Dow Technology Investments Llc | Reflux condenser |
| US8845863B2 (en) * | 2008-07-31 | 2014-09-30 | Dow Technology Investments Llc | Alkylene oxide purification processes and systems |
| CN113559540A (zh) * | 2020-04-29 | 2021-10-29 | 北京诺维新材科技有限公司 | 一种环氧乙烷的汽提方法和汽提装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174262A (en) * | 1965-03-23 | Chemical process and apparatus for recovery of ethylene oxide | ||
| US3165539A (en) * | 1960-07-08 | 1965-01-12 | Halcon International Inc | Recovery of ethylene oxide from a liquid mixture thereof with normally gaseous impurities |
| US3217466A (en) * | 1962-05-22 | 1965-11-16 | Lummus Co | Recovery of ethylene oxide |
-
1971
- 1971-06-23 US US00155959A patent/US3729899A/en not_active Expired - Lifetime
-
1972
- 1972-05-04 CA CA141,339A patent/CA978198A/en not_active Expired
- 1972-06-14 BE BE784830A patent/BE784830A/nl not_active IP Right Cessation
- 1972-06-19 NL NL7208325A patent/NL7208325A/xx active Search and Examination
- 1972-06-21 FR FR7222341A patent/FR2143181B1/fr not_active Expired
- 1972-06-21 GB GB2908072A patent/GB1331207A/en not_active Expired
- 1972-06-21 IT IT26006/72A patent/IT959884B/it active
- 1972-06-21 DE DE2230310A patent/DE2230310C3/de not_active Expired
- 1972-06-21 CS CS4378A patent/CS176201B2/cs unknown
- 1972-06-21 ES ES404095A patent/ES404095A1/es not_active Expired
- 1972-06-21 PL PL1972156181A patent/PL78050B1/pl unknown
- 1972-06-21 DD DD163872A patent/DD98514A5/xx unknown
- 1972-06-21 AU AU43722/72A patent/AU458806B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3729899A (en) | 1973-05-01 |
| DE2230310C3 (de) | 1975-06-26 |
| PL78050B1 (xx) | 1975-04-30 |
| FR2143181A1 (xx) | 1973-02-02 |
| FR2143181B1 (xx) | 1977-12-23 |
| AU458806B2 (en) | 1975-03-06 |
| BE784830A (nl) | 1972-12-14 |
| CS176201B2 (xx) | 1977-06-30 |
| GB1331207A (en) | 1973-09-26 |
| ES404095A1 (es) | 1975-05-16 |
| DE2230310A1 (de) | 1972-12-28 |
| CA978198A (en) | 1975-11-18 |
| IT959884B (it) | 1973-11-10 |
| DE2230310B2 (xx) | 1974-11-07 |
| AU4372272A (en) | 1974-01-03 |
| NL7208325A (xx) | 1972-12-28 |