SE359800B - - Google Patents

Info

Publication number: SE359800B
Authority: SE; Sweden

Application number

SE1621269A

Inventor

M Spiegel

M Hobbs

Original Assignee

Fmc Corp

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.)

1969-01-27

Filing date

1969-11-25

Publication date

1973-09-10

1969-11-25 Application filed by Fmc Corp filed Critical Fmc Corp

1973-09-10 Publication of SE359800B publication Critical patent/SE359800B/xx

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/906—Phosphorus containing

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biodiversity & Conservation Biology (AREA)
Microbiology (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Treatment Of Sludge (AREA)

SE1621269A 1969-01-27 1969-11-25 SE359800B (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US79437369A	1969-01-27	1969-01-27

Publications (1)

Publication Number	Publication Date
SE359800B true SE359800B (fr)	1973-09-10

Family

ID=25162459

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE1621269A SE359800B (fr)	1969-01-27	1969-11-25

Country Status (6)

Country	Link
US (1)	US3522171A (fr)
CH (1)	CH511771A (fr)
DE (1)	DE1959433A1 (fr)
FR (1)	FR2029440A1 (fr)
GB (1)	GB1247565A (fr)
SE (1)	SE359800B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4183808A (en) *	1977-11-23	1980-01-15	Union Carbide Corporation	Phosphate removal from wastewater
US4228003A (en) *	1978-04-21	1980-10-14	Takeda Chemical Industries, Ltd.	Method of removing phosphates from waste water
JPS5527043A (en) *	1978-08-14	1980-02-26	Agency Of Ind Science & Technol	Removing bod and phosphorus from waste water

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3386910A (en) *	1965-05-25	1968-06-04	Fmc Corp	Process for treatment of sewage and nutrient removal
US3385785A (en) *	1966-05-04	1968-05-28	Fmc Corp	Method of controlling phosphate concentration in sewage treatment systems
US3390077A (en) *	1966-05-04	1968-06-25	Fmc Corp	Sewage treatment process

1969
- 1969-01-27 US US3522171D patent/US3522171A/en not_active Expired - Lifetime
- 1969-11-24 GB GB5734969A patent/GB1247565A/en not_active Expired
- 1969-11-25 SE SE1621269A patent/SE359800B/xx unknown
- 1969-11-26 DE DE19691959433 patent/DE1959433A1/de active Pending
- 1969-11-27 FR FR6940912A patent/FR2029440A1/fr not_active Withdrawn
- 1969-12-30 CH CH1941869A patent/CH511771A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2029440A1 (fr)	1970-10-23
US3522171A (en)	1970-07-28
CH511771A (fr)	1971-08-31
DE1959433A1 (de)	1970-11-05
GB1247565A (en)	1971-09-22

Publication	Publication Date	Title
AU465452B2 (fr)	1975-09-11
AU4221168A (fr)	1970-10-15
CS152488B2 (fr)	1973-12-19
AU5461069A (fr)	1970-11-12
CS150732B1 (fr)	1973-09-17
AU442375B2 (fr)	1973-11-06
FR2029440A1 (fr)	1970-10-23
CS153076B2 (fr)	1974-02-22
AU470301B1 (fr)	1972-05-25
AU5113869A (fr)	1971-04-29
AU442535B2 (fr)	1973-11-12
AU425297B2 (fr)	1972-03-26
AU442538B2 (fr)	1973-11-12
AU470661B1 (fr)	1970-10-05
AU442463B2 (fr)	1973-11-09
AU442380B2 (fr)	1973-11-05
AU4540468A (fr)	1971-04-01
AU5598769A (fr)	1970-12-10
AU5077469A (fr)	1970-08-27
CS151214B1 (fr)	1973-09-17
CS148419B1 (fr)	1973-02-22
CS148473B1 (fr)	1973-02-22
CS154634B2 (fr)	1974-04-30
AU4923469A (fr)	1970-07-23
AU5397469A (fr)	1970-10-29