FR625247A - Perfectionnements au traitement de pulpes - Google Patents

Perfectionnements au traitement de pulpes

Info

Publication number: FR625247A
Authority: FR; France
Prior art keywords: pulp treatment; pulp; treatment
Prior art date: 1925-12-05
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

Other languages

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.)

Dorr Co

Original Assignee

Dorr Co

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.)

1925-12-05

Filing date

1926-11-29

Publication date

1927-08-05

1926-11-29 Application filed by Dorr Co filed Critical Dorr Co

1927-08-05 Application granted granted Critical

1927-08-05 Publication of FR625247A publication Critical patent/FR625247A/fr

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0024—Inlets or outlets provided with regulating devices, e.g. valves, flaps
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0018—Separation of suspended solid particles from liquids by sedimentation provided with a pump mounted in or on a settling tank
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
- B01D21/0036—Horizontal partition walls
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
- B01D21/12—Settling tanks with multiple outlets for the separated liquids with moving scrapers
- B01D21/14—Settling tanks with multiple outlets for the separated liquids with moving scrapers with rotating scrapers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/186—Construction of the scrapers or the driving mechanisms for settling tanks with two or more scrapers fixed at different heights on a central rotating shaft
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2427—The feed or discharge opening located at a distant position from the side walls
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/30—Control equipment
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/30—Control equipment
- B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Details And Applications Of Rotary Liquid Pumps (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Treatment Of Sludge (AREA)
Paper (AREA)

FR625247D 1925-12-05 1926-11-29 Perfectionnements au traitement de pulpes Expired FR625247A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US73324A US1770353A (en)	1925-12-05	1925-12-05	Treatment of pulp

Publications (1)

Publication Number	Publication Date
FR625247A true FR625247A (fr)	1927-08-05

Family

ID=22113064

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR625247D Expired FR625247A (fr)	1925-12-05	1926-11-29	Perfectionnements au traitement de pulpes

Country Status (4)

Country	Link
US (1)	US1770353A (fr)
DE (1)	DE561417C (fr)
FR (1)	FR625247A (fr)
GB (1)	GB262479A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2460834A (en) *	1937-01-26	1949-02-08	Mining Process & Patent Co	Settling method and apparatus
US2483648A (en) *	1945-04-07	1949-10-04	Dorr Co	Washing thickener system
US2624704A (en) *	1950-06-20	1953-01-06	Dorr Co	Sewage treatment
US2729335A (en) *	1951-10-17	1956-01-03	Estrada Rafael	Clarifiers
DE1004557B (de) *	1952-03-07	1957-03-14	Schreiber August	Einrichtung an Klaeranlagen zur faeulnisfreien Abscheidung von OEl, Fett und Schlamm aus Abwasser
BE536491A (fr) *	1954-03-15	1900-01-01
US3473665A (en) *	1968-07-31	1969-10-21	Union Tank Car Co	Flow control means for water treating apparatus
US5120436A (en) *	1991-03-21	1992-06-09	Reichner Thomas W	Liquid clarification by effecting cohesion of solids
WO1995022391A1 (fr) *	1994-02-16	1995-08-24	Implico B.V.	Separation des constituants d'une suspension

1925
- 1925-12-05 US US73324A patent/US1770353A/en not_active Expired - Lifetime
1926
- 1926-11-29 FR FR625247D patent/FR625247A/fr not_active Expired
- 1926-12-01 DE DED51800D patent/DE561417C/de not_active Expired
- 1926-12-06 GB GB30919/26A patent/GB262479A/en not_active Expired

Also Published As

Publication number	Publication date
DE561417C (de)	1932-10-14
US1770353A (en)	1930-07-08
GB262479A (en)	1927-11-03

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