BE727565A - - Google Patents
Info
- Publication number
- BE727565A BE727565A BE727565DA BE727565A BE 727565 A BE727565 A BE 727565A BE 727565D A BE727565D A BE 727565DA BE 727565 A BE727565 A BE 727565A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
-
- 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
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
- C02F5/145—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus combined with inorganic substances
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
- C07F9/08—Esters of oxyacids of phosphorus
- C07F9/09—Esters of phosphoric acids
- C07F9/091—Esters of phosphoric acids with hydroxyalkyl compounds with further substituents on alkyl
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
- C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Molecular Biology (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72110968A | 1968-04-12 | 1968-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727565A true BE727565A (es) | 1969-07-29 |
Family
ID=24896582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727565D BE727565A (es) | 1968-04-12 | 1969-01-29 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3487018A (es) |
| BE (1) | BE727565A (es) |
| DE (1) | DE1904173A1 (es) |
| ES (1) | ES363063A1 (es) |
| FR (1) | FR2006112A1 (es) |
| GB (1) | GB1229702A (es) |
| NL (1) | NL6901387A (es) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3617578A (en) * | 1969-11-25 | 1971-11-02 | Nalco Chemical Co | Scale inhibition and compounds therefor |
| US3617576A (en) * | 1970-04-13 | 1971-11-02 | Monsanto Co | Methods of scale inhibition |
| US3633672A (en) * | 1970-05-11 | 1972-01-11 | Dow Chemical Co | Inhibition of deposition of scale |
| US3714069A (en) * | 1970-12-17 | 1973-01-30 | Us Navy | Corrosion preventing composition |
| US3901651A (en) * | 1971-06-07 | 1975-08-26 | Aquaphase Lab Inc | Treating water to retard corrosion |
| US3865547A (en) * | 1971-07-28 | 1975-02-11 | Shell Oil Co | Preventing corrosion during the pipeline transportation of coal slurries |
| US4042323A (en) * | 1972-07-17 | 1977-08-16 | Petrolite Corporation | Process of inhibiting corrosion of metal in an aqueous environment with mixtures of thio-, oxygen and thio- oxygen phosphates and pyrophosphates |
| US3873465A (en) * | 1973-02-15 | 1975-03-25 | Nalco Chemical Co | Phospho-ester composition for scale and corrosion inhibition |
| US4168230A (en) * | 1976-11-10 | 1979-09-18 | Nalco Chemical Company | Synergistic composition comprising phosphorylated ethoxylated glycerine and polyacrylic acid for the prevention of CaCO3 scale in cooling water |
| US4132526A (en) * | 1976-11-12 | 1979-01-02 | Betz Laboratories, Inc. | Process for protecting asbestos-cement bearing surfaces in recirculating cooling water systems |
| FR2462441A1 (fr) * | 1979-07-26 | 1981-02-13 | Rhone Poulenc Ind | Procede de stabilisation des solutions de derives organiques du chrome hexavalent dans les solvants hydrocarbones par les esters phosphoriques |
| US4231894A (en) * | 1980-01-17 | 1980-11-04 | Betz Laboratories, Inc. | Stabilized alkali metal bisulfite or sulfite-catalyzed solutions |
| US4384979A (en) * | 1980-10-31 | 1983-05-24 | Atlantic Richfield Company | Corrosion inhibitor |
| US4328180A (en) * | 1981-11-04 | 1982-05-04 | Atlantic Richfield Company | Cooling water corrosion inhibitor |
| US4544639A (en) * | 1983-10-21 | 1985-10-01 | Calgon Corporation | Process for determining the amount of organic phosphonate present in an aqueous solution |
| US5683588A (en) * | 1995-09-21 | 1997-11-04 | Betzdearborn Inc. | Stabilization of catalyzed aqueous sulfite and bisulfite ion solutions |
| US6558619B1 (en) * | 1999-08-09 | 2003-05-06 | Baker Hughes Incorporated | High performance phosphorus-containing corrosion inhibitors for inhibiting corrosion drilling system fluids |
| GB0213600D0 (en) * | 2002-06-13 | 2002-07-24 | Bp Exploration Operating | Process |
| US8210374B2 (en) | 2003-12-02 | 2012-07-03 | Alfred Knox Harpole | Rackable collapsible stackable unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3341467A (en) * | 1967-03-03 | 1967-09-12 | Grace W R & Co | Method of inhibiting foaming in aqueous systems |
-
1968
- 1968-04-12 US US721109A patent/US3487018A/en not_active Expired - Lifetime
-
1969
- 1969-01-09 GB GB1229702D patent/GB1229702A/en not_active Expired
- 1969-01-24 DE DE19691904173 patent/DE1904173A1/de active Pending
- 1969-01-28 NL NL6901387A patent/NL6901387A/xx unknown
- 1969-01-29 BE BE727565D patent/BE727565A/xx unknown
- 1969-01-29 ES ES363063A patent/ES363063A1/es not_active Expired
- 1969-01-29 FR FR6901776A patent/FR2006112A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2006112A1 (es) | 1969-12-19 |
| DE1904173A1 (de) | 1970-04-23 |
| GB1229702A (es) | 1971-04-28 |
| ES363063A1 (es) | 1970-12-01 |
| US3487018A (en) | 1969-12-30 |
| NL6901387A (es) | 1969-10-14 |