CS164925B2 - - Google Patents
Info
- Publication number
- CS164925B2 CS164925B2 CS446472A CS446472A CS164925B2 CS 164925 B2 CS164925 B2 CS 164925B2 CS 446472 A CS446472 A CS 446472A CS 446472 A CS446472 A CS 446472A CS 164925 B2 CS164925 B2 CS 164925B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712138668 DE2138668B2 (en) | 1971-08-03 | 1971-08-03 | Process for making a granular water purification material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS164925B2 true CS164925B2 (en) | 1975-11-28 |
Family
ID=5815569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS446472A CS164925B2 (en) | 1971-08-03 | 1972-06-23 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE784561A (en) |
| CH (1) | CH534106A (en) |
| CS (1) | CS164925B2 (en) |
| DE (1) | DE2138668B2 (en) |
| FR (1) | FR2148032B1 (en) |
| GB (1) | GB1384756A (en) |
| IT (1) | IT963470B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT402918B (en) * | 1995-11-22 | 1997-09-25 | Soelker Marmor Ges M B H | Process for cleaning up biologically active wastewaters |
| US8383072B2 (en) | 2008-06-05 | 2013-02-26 | Industrial Research Limited | Gas separation process |
| DE102015003475A1 (en) | 2015-03-19 | 2016-09-22 | Rheinkalk Gmbh | Material for deacidification, filtration and / or hardening of liquids |
| DE102019120629A1 (en) * | 2019-07-31 | 2021-02-04 | Lhoist Recherche Et Développement S.A. | Filter material for water treatment |
-
1971
- 1971-08-03 DE DE19712138668 patent/DE2138668B2/en active Granted
-
1972
- 1972-05-30 CH CH796372A patent/CH534106A/en not_active IP Right Cessation
- 1972-06-08 BE BE784561A patent/BE784561A/en not_active IP Right Cessation
- 1972-06-23 CS CS446472A patent/CS164925B2/cs unknown
- 1972-07-26 FR FR7226870A patent/FR2148032B1/fr not_active Expired
- 1972-07-27 GB GB3514772A patent/GB1384756A/en not_active Expired
- 1972-07-28 IT IT2755672A patent/IT963470B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2148032A1 (en) | 1973-03-11 |
| DE2138668A1 (en) | 1973-02-22 |
| CH534106A (en) | 1973-02-28 |
| DE2138668B2 (en) | 1974-08-29 |
| GB1384756A (en) | 1975-02-19 |
| DE2138668C3 (en) | 1975-04-17 |
| BE784561A (en) | 1972-10-02 |
| IT963470B (en) | 1974-01-10 |
| FR2148032B1 (en) | 1976-08-13 |