NL139918C - - Google Patents

Info

Publication number: NL139918C
Authority: NL; Netherlands

Application number

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.)

1948-04-14

Publication of NL139918C publication Critical patent/NL139918C/xx

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
- B04C5/04—Tangential inlets
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/081—Shapes or dimensions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/107—Cores; Devices for inducing an air-core in hydrocyclones
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C7/00—Apparatus not provided for in group B04C1/00, B04C3/00, or B04C5/00; Multiple arrangements not provided for in one of the groups B04C1/00, B04C3/00, or B04C5/00; Combinations of apparatus covered by two or more of the groups B04C1/00, B04C3/00, or B04C5/00

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Geometry (AREA)
Cyclones (AREA)

NL139918D 1948-04-14 NL139918C (US20020095090A1-20020718-M00002.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL671943X		1948-04-14

Publications (1)

Publication Number	Publication Date
NL139918C true NL139918C (US20020095090A1-20020718-M00002.png)

Family

ID=19802151

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL139918D NL139918C (US20020095090A1-20020718-M00002.png)	1948-04-14
NL70738D NL70738C (US20020095090A1-20020718-M00002.png)	1948-04-14

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL70738D NL70738C (US20020095090A1-20020718-M00002.png)	1948-04-14

Country Status (6)

Country	Link
US (1)	US2700468A (US20020095090A1-20020718-M00002.png)
BE (1)	BE488454A (US20020095090A1-20020718-M00002.png)
DE (1)	DE804430C (US20020095090A1-20020718-M00002.png)
FR (1)	FR984678A (US20020095090A1-20020718-M00002.png)
GB (1)	GB671943A (US20020095090A1-20020718-M00002.png)
NL (2)	NL70738C (US20020095090A1-20020718-M00002.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2723750A (en) *		1955-11-15		Hydrocyclone
US2783887A (en) *		1957-03-05		Cyclone separator
US2701056A (en) *	1951-09-01	1955-02-01	Thomas R Morton	Method and apparatus for classifying and concentrating materials
DE929119C (de) *	1951-09-05	1955-07-11	Stamicarbon	Verfahren zur Gewinnung von Staerke
DE929120C (de) *	1951-09-05	1955-06-20	Stamicarbon	Verfahren zur Gewinnung reiner Staerke
US2725983A (en) *	1953-10-30	1955-12-06	Rakowsky Victor	Whirlpool separation of particulate materials
DE1186001B (de) *	1959-05-29	1965-01-28	Coal Industry Patents Ltd	Hydrozyklon zur Nassaufbereitung von wichtedifferenziertem Material
US3487923A (en) *	1968-08-28	1970-01-06	Canadian Patents Dev	Apparatus for separating aqueous suspensions of solid particles
IT1152915B (it) *	1982-10-18	1987-01-14	Prominco Srl	Apparecchio per la separazione di miscele di solidi, in particolare miscele di minerali, in almeno tre prodotti di differente peso specifico
US4950389A (en) *	1988-04-14	1990-08-21	Pilat Boris V	Gravity concentrator
DE29809558U1 (de)	1998-05-27	1998-10-01	Pan-Technik GmbH Umwelt-, Filter- und Trenntechnik, 80807 München	Hydrozyklon zur Abscheidung leichterer Phasen
US6607572B2 (en) *	2001-02-24	2003-08-19	Dyson Limited	Cyclonic separating apparatus
US12017932B2 (en)	2018-07-23	2024-06-25	Veolia Water Solutions & Technologies Support	Vortex grit removal apparatus with eddy generator

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1897144A (en) *		1933-02-14		Dust separator and collector system
US762868A (en) *	1902-07-23	1904-06-21	Henry A Allen	Apparatus for separating materials of different gravities.
US856611A (en) *	1905-03-27	1907-06-11	William Rattle	Process of separating or classifying ores.
US1197946A (en) *	1913-05-02	1916-09-12	Frank Pardee	Apparatus for separating coal, ore, &c.
US1149463A (en) *	1913-05-02	1915-08-10	Frank Pardee	Apparatus for separating coal, ore, &c.
GB191314428A (en) *	1913-06-21	1914-06-23	Claude Vautin	Improvements in or relating to the Dressing of Ores.
US1115897A (en) *	1913-10-14	1914-11-03	Sylvester Clingmon Buchanan	Cone-classifier.
US1595257A (en) *	1925-10-03	1926-08-10	Albert H Stebbins	Cyclone classifier
US1624518A (en) *	1925-12-10	1927-04-12	Albert H Stebbins	Air-blast classifier
BE344448A (US20020095090A1-20020718-M00002.png) *	1926-09-07
US1845358A (en) *	1929-10-29	1932-02-16	Albert H Stebbins	Separator for treating material laden air
US2104537A (en) *	1937-02-12	1938-01-04	Ellis Russell Scott	Method of and means for separating particles of solid material by flotation
GB506488A (en) *	1937-10-29	1939-05-30	Ig Farbenindustrie Ag	A process and apparatus for separating pulverulent materials
US2312706A (en) *	1938-11-19	1943-03-02	Nichols Eng & Res Corp	Method and apparatus for separating heavy particles from paper pulp suspensions
US2329299A (en) *	1941-10-29	1943-09-14	Johns Manville	Pneumatic classifier
CH238137A (de) *	1942-08-17	1945-06-30	W Eicher	Zyklon.
NL60482C (US20020095090A1-20020718-M00002.png) *	1945-07-31	1947-08-15
US2554480A (en) *	1948-01-08	1951-05-22	Walter N T Morton	Ore concentrator

0
- NL NL139918D patent/NL139918C/xx active
- BE BE488454D patent/BE488454A/xx unknown
- NL NL70738D patent/NL70738C/xx active
1949
- 1949-03-29 DE DEP37988A patent/DE804430C/de not_active Expired
- 1949-04-12 US US87076A patent/US2700468A/en not_active Expired - Lifetime
- 1949-04-13 FR FR984678D patent/FR984678A/fr not_active Expired
- 1949-04-13 GB GB10071/49A patent/GB671943A/en not_active Expired

Also Published As

Publication number	Publication date
BE488454A (US20020095090A1-20020718-M00002.png)
FR984678A (fr)	1951-07-09
DE804430C (de)	1951-04-23
NL70738C (US20020095090A1-20020718-M00002.png)
US2700468A (en)	1955-01-25
GB671943A (en)	1952-05-14

Publication	Publication Date	Title
FR965519A (US20020095090A1-20020718-M00002.png)	1950-09-15
BE393137A (US20020095090A1-20020718-M00002.png)
BE404066A (US20020095090A1-20020718-M00002.png)
BE480805A (US20020095090A1-20020718-M00002.png)
BE480366A (US20020095090A1-20020718-M00002.png)
NL139918C (US20020095090A1-20020718-M00002.png)
BE480353A (US20020095090A1-20020718-M00002.png)
BE482016A (US20020095090A1-20020718-M00002.png)
BE479891A (US20020095090A1-20020718-M00002.png)
BE479830A (US20020095090A1-20020718-M00002.png)
BE479713A (US20020095090A1-20020718-M00002.png)
BE479540A (US20020095090A1-20020718-M00002.png)
BE479350A (US20020095090A1-20020718-M00002.png)
BE479349A (US20020095090A1-20020718-M00002.png)	1948-01-31
BE482108A (US20020095090A1-20020718-M00002.png)	1950-03-03
BE478240A (US20020095090A1-20020718-M00002.png)
BE478011A (US20020095090A1-20020718-M00002.png)
BE477919A (US20020095090A1-20020718-M00002.png)
BE469104A (US20020095090A1-20020718-M00002.png)
NL76047C (US20020095090A1-20020718-M00002.png)	1954-05-15
NL73421C (US20020095090A1-20020718-M00002.png)
NL72343C (US20020095090A1-20020718-M00002.png)
BE489242A (US20020095090A1-20020718-M00002.png)
BE482897A (US20020095090A1-20020718-M00002.png)
BE482754A (US20020095090A1-20020718-M00002.png)	1948-06-15