AU2325770A - Improvements in or relating to prevention of and removal of deposit formation in aqueous systems - Google Patents

Improvements in or relating to prevention of and removal of deposit formation in aqueous systems

Info

Publication number: AU2325770A
Authority: AU; Australia
Prior art keywords: relating; prevention; removal; aqueous systems; deposit formation
Prior art date: 1969-12-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

AU23257/70A

Inventor

Chester Earl Smith, Jr

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hercules LLC

Original Assignee

Hercules LLC

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1969-12-22

Filing date

1970-12-11

Publication date

1972-06-15

1970-12-11 Application filed by Hercules LLC filed Critical Hercules LLC

1972-06-15 Publication of AU2325770A publication Critical patent/AU2325770A/en

Status Expired legal-status Critical Current

Links

Classifications

- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
- 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
- C02F5/12—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 nitrogen
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
- 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
- C23F11/10—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 using organic inhibitors
- C23F11/173—Macromolecular compounds
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Polymers & Plastics (AREA)
Medicinal Chemistry (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Detergent Compositions (AREA)
Polyamides (AREA)

AU23257/70A 1969-12-22 1970-12-11 Improvements in or relating to prevention of and removal of deposit formation in aqueous systems Expired AU2325770A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US88740869A	1969-12-22	1969-12-22
USUS887,408		1969-12-22

Publications (1)

Publication Number	Publication Date
AU2325770A true AU2325770A (en)	1972-06-15

Family

ID=25391072

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU23257/70A Expired AU2325770A (en)	1969-12-22	1970-12-11	Improvements in or relating to prevention of and removal of deposit formation in aqueous systems

Country Status (8)

Country	Link
JP (1)	JPS506436B1 (en)
AU (1)	AU2325770A (en)
BE (1)	BE760701A (en)
DE (1)	DE2063208A1 (en)
FR (1)	FR2072001B1 (en)
GB (1)	GB1297180A (en)
NL (1)	NL7018671A (en)
SE (1)	SE359577B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL132844C (en) *	1961-04-14

1970
- 1970-12-11 AU AU23257/70A patent/AU2325770A/en not_active Expired
- 1970-12-21 SE SE17302/70D patent/SE359577B/xx unknown
- 1970-12-22 DE DE19702063208 patent/DE2063208A1/en active Pending
- 1970-12-22 BE BE760701A patent/BE760701A/en unknown
- 1970-12-22 NL NL7018671A patent/NL7018671A/xx unknown
- 1970-12-22 JP JP11553670A patent/JPS506436B1/ja active Pending
- 1970-12-22 GB GB1297180D patent/GB1297180A/en not_active Expired
- 1970-12-22 FR FR7047624A patent/FR2072001B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2072001A1 (en)	1971-09-24
NL7018671A (en)	1971-06-24
FR2072001B1 (en)	1975-06-06
JPS506436B1 (en)	1975-03-13
BE760701A (en)	1971-06-22
SE359577B (en)	1973-09-03
DE2063208A1 (en)	1971-06-24
GB1297180A (en)	1972-11-22

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