CH579938A5 - - Google Patents
Info
- Publication number
- CH579938A5 CH579938A5 CH381072A CH381072A CH579938A5 CH 579938 A5 CH579938 A5 CH 579938A5 CH 381072 A CH381072 A CH 381072A CH 381072 A CH381072 A CH 381072A CH 579938 A5 CH579938 A5 CH 579938A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/354—After-treatment
- C01B32/36—Reactivation or regeneration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12453571A | 1971-03-15 | 1971-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH579938A5 true CH579938A5 (xx) | 1976-09-30 |
Family
ID=22415446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH381072A CH579938A5 (xx) | 1971-03-15 | 1972-03-15 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3670424A (xx) |
| BE (1) | BE780638A (xx) |
| CA (1) | CA972686A (xx) |
| CH (1) | CH579938A5 (xx) |
| DE (1) | DE2212282A1 (xx) |
| FR (1) | FR2130289B1 (xx) |
| GB (1) | GB1379125A (xx) |
| IT (1) | IT952222B (xx) |
| LU (1) | LU64955A1 (xx) |
| NL (1) | NL7202624A (xx) |
| SE (1) | SE382393B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4500363A (en) * | 1983-09-14 | 1985-02-19 | Roehl Ernest O | Method of extracting perchlorethylene from dry cleaner filter cartridges |
| US8479409B2 (en) * | 2005-05-16 | 2013-07-09 | Grain Processing Corporation | Method for drying spent filter media |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1997174A (en) * | 1932-10-20 | 1935-04-09 | Texas Co | Revivifying adsorbent materials |
| GB1219055A (en) * | 1968-03-05 | 1971-01-13 | Bergwerksverband Gmbh | Improvements in or relating to adsorption processes |
| US3589023A (en) * | 1969-06-10 | 1971-06-29 | Allied Chem | Process and apparatus for removing water from solid surfaces at low temperatures |
-
1971
- 1971-03-15 US US124535A patent/US3670424A/en not_active Expired - Lifetime
-
1972
- 1972-02-29 NL NL7202624A patent/NL7202624A/xx unknown
- 1972-03-02 SE SE7202658A patent/SE382393B/xx unknown
- 1972-03-06 CA CA136,372A patent/CA972686A/en not_active Expired
- 1972-03-11 IT IT48934/72A patent/IT952222B/it active
- 1972-03-13 GB GB1165772A patent/GB1379125A/en not_active Expired
- 1972-03-14 DE DE19722212282 patent/DE2212282A1/de active Pending
- 1972-03-14 LU LU64955D patent/LU64955A1/xx unknown
- 1972-03-14 BE BE780638A patent/BE780638A/xx unknown
- 1972-03-15 FR FR7209056A patent/FR2130289B1/fr not_active Expired
- 1972-03-15 CH CH381072A patent/CH579938A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE382393B (sv) | 1976-02-02 |
| NL7202624A (xx) | 1972-09-19 |
| DE2212282A1 (de) | 1972-09-28 |
| FR2130289A1 (xx) | 1972-11-03 |
| IT952222B (it) | 1973-07-20 |
| GB1379125A (en) | 1975-01-02 |
| CA972686A (en) | 1975-08-12 |
| FR2130289B1 (xx) | 1977-09-02 |
| LU64955A1 (xx) | 1972-07-10 |
| US3670424A (en) | 1972-06-20 |
| BE780638A (fr) | 1972-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |