NL74419C - - Google Patents
Info
- Publication number
- NL74419C NL74419C NL74419DA NL74419C NL 74419 C NL74419 C NL 74419C NL 74419D A NL74419D A NL 74419DA NL 74419 C NL74419 C NL 74419C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/642—Protecting metallic construction elements against corrosion
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR838721X | 1948-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74419C true NL74419C (US20080094685A1-20080424-C00004.png) |
Family
ID=9299212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74419D NL74419C (US20080094685A1-20080424-C00004.png) | 1948-02-24 |
Country Status (4)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3105922A1 (de) * | 1981-02-18 | 1982-09-09 | Buderus Ag, 6330 Wetzlar | Wassererhitzer mit einem an wechselstrom angeschlossenen elektro- heizeinsatz |
| ATA15685A (de) * | 1985-01-22 | 1988-07-15 | Maitron Gmbh | Vorrichtung zur beseitigung von kesselstein und korrosion bzw. zum verhueten der bildung von kesselstein und korrosion |
| DE3506478A1 (de) * | 1985-02-23 | 1986-08-28 | Stiebel Eltron Gmbh & Co Kg, 3450 Holzminden | Elektrischer heisswasserbereiter |
| BE1000290A3 (fr) * | 1987-01-28 | 1988-10-11 | Niessen Philippe | Procede de transfert capacitif d'une energie electromagnetique a un liquide ou a des tissus biologiques par induction. |
| FR2628271B3 (fr) * | 1988-03-03 | 1990-05-18 | Fabeck Claude | Generateur d'impulsions electriques pour reduire la formation d'incrustations de sels sur une paroi |
| FR2639961A1 (fr) * | 1988-11-28 | 1990-06-08 | Lobry Andre | Dispositif de protection contre l'entartrage ou la corrosion des surfaces en contact avec des liquides |
| FR2657089A1 (fr) * | 1990-01-16 | 1991-07-19 | Lobry Andre | Antitartre et anticorrosion des surfaces en contact avec des liquides. |
| BE1004921A3 (fr) * | 1991-05-22 | 1993-02-23 | Delforge Gerard | Procede de traitement d'un milieu, generateur et moyen de transfert pour un tel traitement. |
-
0
- BE BE487441D patent/BE487441A/xx unknown
- NL NL74419D patent/NL74419C/xx active
-
1948
- 1948-02-24 FR FR1007100D patent/FR1007100A/fr not_active Expired
-
1949
- 1949-02-17 FR FR60728D patent/FR60728E/fr not_active Expired
-
1950
- 1950-10-01 DE DEH6077A patent/DE838721C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE487441A (US20080094685A1-20080424-C00004.png) | |
| FR60728E (fr) | 1955-01-25 |
| FR1007100A (fr) | 1952-04-30 |
| DE838721C (de) | 1952-05-12 |
