CA2170272C - Transporting and metering particulate material - Google Patents

Transporting and metering particulate material Download PDF

Info

Publication number: CA2170272C
Authority: CA; Canada
Prior art keywords: particulate material; outlet; transport channel; inlet; duct
Prior art date: 1993-08-31
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 - Lifetime

Application number

CA002170272A

Other languages

English (en)

French (fr)

Other versions

CA2170272A1 (en

Inventor

Andrew G. Hay

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.)

Stamet Inc

Original Assignee

Stamet Inc

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.)

1993-08-31

Filing date

1994-08-31

Publication date

2005-04-05

1993-08-31 Priority claimed from US08/115,173 external-priority patent/US5485909A/en

1993-08-31 Priority claimed from US08/115,177 external-priority patent/US5381886A/en

1993-08-31 Priority claimed from US08/116,229 external-priority patent/US5402876A/en

1994-08-31 Application filed by Stamet Inc filed Critical Stamet Inc

1995-03-09 Publication of CA2170272A1 publication Critical patent/CA2170272A1/en

2005-04-05 Application granted granted Critical

2005-04-05 Publication of CA2170272C publication Critical patent/CA2170272C/en

2014-08-31 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000011236 particulate material Substances 0.000 title claims abstract description 113
230000032258 transport Effects 0.000 claims description 88
239000007787 solid Substances 0.000 claims description 75
239000012530 fluid Substances 0.000 claims description 43
230000009046 primary transport Effects 0.000 claims description 39
238000000034 method Methods 0.000 claims description 12
230000001186 cumulative effect Effects 0.000 claims description 8
230000002401 inhibitory effect Effects 0.000 claims description 8
-1 polytetrafluoroethylene Polymers 0.000 claims description 7
238000013022 venting Methods 0.000 claims description 7
239000002783 friction material Substances 0.000 claims description 5
230000005484 gravity Effects 0.000 claims description 4
229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
238000007789 sealing Methods 0.000 claims 1
230000015572 biosynthetic process Effects 0.000 abstract description 6
239000002245 particle Substances 0.000 description 34
238000005086 pumping Methods 0.000 description 34
239000007789 gas Substances 0.000 description 31
239000000463 material Substances 0.000 description 28
238000012546 transfer Methods 0.000 description 15
230000001052 transient effect Effects 0.000 description 10
230000001419 dependent effect Effects 0.000 description 8
230000033001 locomotion Effects 0.000 description 8
238000011144 upstream manufacturing Methods 0.000 description 7
230000004888 barrier function Effects 0.000 description 6
230000006872 improvement Effects 0.000 description 6
239000011343 solid material Substances 0.000 description 6
238000013461 design Methods 0.000 description 5
239000000428 dust Substances 0.000 description 5
235000013305 food Nutrition 0.000 description 5
239000007788 liquid Substances 0.000 description 5
230000036961 partial effect Effects 0.000 description 5
239000003245 coal Substances 0.000 description 4
238000005056 compaction Methods 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000000203 mixture Substances 0.000 description 4
230000002829 reductive effect Effects 0.000 description 4
230000008859 change Effects 0.000 description 3
230000007423 decrease Effects 0.000 description 2
238000001514 detection method Methods 0.000 description 2
238000011161 development Methods 0.000 description 2
230000018109 developmental process Effects 0.000 description 2
238000006073 displacement reaction Methods 0.000 description 2
239000003814 drug Substances 0.000 description 2
239000002778 food additive Substances 0.000 description 2
235000013373 food additive Nutrition 0.000 description 2
230000002706 hydrostatic effect Effects 0.000 description 2
229910003480 inorganic solid Inorganic materials 0.000 description 2
230000002787 reinforcement Effects 0.000 description 2
238000000926 separation method Methods 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
230000006978 adaptation Effects 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
230000002411 adverse Effects 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
230000005251 gamma ray Effects 0.000 description 1
230000005802 health problem Effects 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
238000011068 loading method Methods 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
239000013618 particulate matter Substances 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
238000012827 research and development Methods 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
239000010959 steel Substances 0.000 description 1
230000002195 synergetic effect Effects 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
- F04D15/0083—Protection against sudden pressure change, e.g. check valves
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D5/00—Pumps with circumferential or transverse flow
- F04D5/001—Shear force pumps
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2230/00—Manufacture
- F05B2230/90—Coating; Surface treatment
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
- F05C2225/04—PTFE [PolyTetraFluorEthylene]

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Control And Other Processes For Unpacking Of Materials (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Sampling And Sample Adjustment (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Refuse Collection And Transfer (AREA)
Air Transport Of Granular Materials (AREA)

CA002170272A 1993-08-31 1994-08-31 Transporting and metering particulate material Expired - Lifetime CA2170272C (en)

Applications Claiming Priority (7)

Application Number	Priority Date	Filing Date	Title
US08/115,173 US5485909A (en)	1993-08-31	1993-08-31	Apparatus with improved inlet and method for transporting and metering particulate material
US08/115,177 US5381886A (en)	1993-06-11	1993-08-31	Apparatus and method with improved drive force capability for transporting and metering particulate material
US08/115,173		1993-08-31
US08/116,229		1993-08-31
US08/115,177		1993-08-31
US08/116,229 US5402876A (en)	1993-06-11	1993-08-31	Apparatus and method for transporting and metering particulate materials into fluid pressure
PCT/US1994/009776 WO1995006610A1 (en)	1993-08-31	1994-08-31	Transporting and metering particulate material

Publications (2)

Publication Number	Publication Date
CA2170272A1 CA2170272A1 (en)	1995-03-09
CA2170272C true CA2170272C (en)	2005-04-05

Family

ID=27381615

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002170272A Expired - Lifetime CA2170272C (en)	1993-08-31	1994-08-31	Transporting and metering particulate material

Country Status (12)

Country	Link
EP (1)	EP0725752B1 (pl)
JP (1)	JP3659645B2 (pl)
CN (1)	CN1064922C (pl)
AT (1)	ATE199008T1 (pl)
BR (1)	BR9407456A (pl)
CA (1)	CA2170272C (pl)
DE (1)	DE69426653T2 (pl)
FI (1)	FI109464B (pl)
HU (1)	HU218761B (pl)
PL (1)	PL174204B1 (pl)
SG (1)	SG43999A1 (pl)
WO (1)	WO1995006610A1 (pl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL1002875C2 (nl) *	1996-04-16	1997-10-17	Fri Jado Bv	Inrichting voor het transporteren van fluïda in een gecontroleerde laminaire stroom.
US7416370B2 (en) *	2005-06-15	2008-08-26	Lam Research Corporation	Method and apparatus for transporting a substrate using non-Newtonian fluid
WO2009009189A2 (en) *	2007-04-20	2009-01-15	General Electric Company	Transporting particulate material
US20100237267A1 (en) *	2009-03-18	2010-09-23	Shao Lu Chuang	Rotor Configuration for a Rotary Valve
KR101032128B1 (ko) *	2009-05-29	2011-05-02	(주)크레템	로터리형 정제공급기
US9752776B2 (en) *	2010-08-31	2017-09-05	Gas Technology Institute	Pressure vessel and method therefor
US8464860B2 (en) *	2010-09-21	2013-06-18	General Electric Company	System for thermally controlling a solid feed pump
US9970424B2 (en) *	2012-03-13	2018-05-15	General Electric Company	System and method having control for solids pump
AU2014278608B2 (en)	2013-06-13	2017-03-23	Gas Technology Institute	Solid particulate pump having flexible seal
WO2014210092A1 (en) *	2013-06-27	2014-12-31	Aerojet Rocketdyne, Inc.	Particulate pump with rotary drive and integral chain
US9501890B2 (en) *	2013-12-23	2016-11-22	3M Innovative Properties Company	Reduced friction earplug dispenser
CN111356426B (zh)	2017-11-16	2022-05-06	株式会社日本触媒	吸水剂及吸收性物品
CN109775386B (zh) *	2018-12-29	2024-04-23	武汉微动机器人科技有限公司	一种爆珠吸附机构
GB2581982B (en) *	2019-03-05	2021-03-03	Priden Eng Ltd	An improved system for conveying particulate material
CN110314615B (zh) *	2019-06-26	2020-11-13	江苏三一环境科技有限公司	一种回收装置及颗粒机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4043445A (en) *	1975-02-10	1977-08-23	S.I. Handling Systems Inc.	Centrifugal rotary transfer apparatus
US4516674A (en) *	1981-07-20	1985-05-14	Donald Firth	Method and apparatus for conveying and metering solid material
US5051041A (en) *	1990-03-05	1991-09-24	Stamet, Inc.	Multiple-choke apparatus for transporting and metering particulate material
US4988239A (en) *	1990-03-05	1991-01-29	Stamet, Inc.	Multiple-choke apparatus for transporting and metering particulate material
US5355993A (en) *	1993-06-11	1994-10-18	Hay Andrew G	Grooved disk drive apparatus and method for transporting and metering particulate material

1994
- 1994-08-31 PL PL94313263A patent/PL174204B1/pl unknown
- 1994-08-31 EP EP94927280A patent/EP0725752B1/en not_active Expired - Lifetime
- 1994-08-31 DE DE69426653T patent/DE69426653T2/de not_active Expired - Lifetime
- 1994-08-31 HU HU9600483A patent/HU218761B/hu not_active IP Right Cessation
- 1994-08-31 AT AT94927280T patent/ATE199008T1/de active
- 1994-08-31 CA CA002170272A patent/CA2170272C/en not_active Expired - Lifetime
- 1994-08-31 BR BR9407456A patent/BR9407456A/pt not_active IP Right Cessation
- 1994-08-31 JP JP50822595A patent/JP3659645B2/ja not_active Expired - Lifetime
- 1994-08-31 CN CN94193234.6A patent/CN1064922C/zh not_active Expired - Lifetime
- 1994-08-31 SG SG1996008904A patent/SG43999A1/en unknown
- 1994-08-31 WO PCT/US1994/009776 patent/WO1995006610A1/en not_active Ceased
1996
- 1996-02-21 FI FI960794A patent/FI109464B/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
CN1064922C (zh)	2001-04-25
BR9407456A (pt)	1996-11-12
HUT75450A (en)	1997-05-28
FI109464B (fi)	2002-08-15
JPH09502152A (ja)	1997-03-04
HU218761B (hu)	2000-11-28
DE69426653D1 (de)	2001-03-08
EP0725752A1 (en)	1996-08-14
JP3659645B2 (ja)	2005-06-15
DE69426653T2 (de)	2001-08-30
PL313263A1 (en)	1996-06-24
AU7677494A (en)	1995-03-22
PL174204B1 (pl)	1998-06-30
WO1995006610A1 (en)	1995-03-09
CN1129929A (zh)	1996-08-28
EP0725752A4 (en)	1998-04-15
ATE199008T1 (de)	2001-02-15
EP0725752B1 (en)	2001-01-31
CA2170272A1 (en)	1995-03-09
FI960794A0 (fi)	1996-02-21
AU687881B2 (en)	1998-03-05
FI960794L (fi)	1996-03-29
SG43999A1 (en)	1997-11-14

Legal Events

Date	Code	Title	Description
2002-03-15	EEER	Examination request
2014-11-04	MKEX	Expiry	Effective date: 20140902

Publication	Publication Date	Title
US5485909A (en)	1996-01-23	Apparatus with improved inlet and method for transporting and metering particulate material
US5402876A (en)	1995-04-04	Apparatus and method for transporting and metering particulate materials into fluid pressure
US5381886A (en)	1995-01-17	Apparatus and method with improved drive force capability for transporting and metering particulate material
CA2170272C (en)	2005-04-05	Transporting and metering particulate material
AU644861B2 (en)	1993-12-23	Multiple-choke apparatus for transporting and metering particulate material
US5051041A (en)	1991-09-24	Multiple-choke apparatus for transporting and metering particulate material
US5551553A (en)	1996-09-03	Angled disk drive apparatus for transporting and metering particulate material
US4516674A (en)	1985-05-14	Method and apparatus for conveying and metering solid material
WO1995015898A1 (en)	1995-06-15	Inlet extension for particulate and powdery material
AU687881C (en)	1998-08-06	Transporting and metering particulate material
GB2104960A (en)	1983-03-16	Apparatus for conveying solid material
KR20230068547A (ko)	2023-05-18	분입체 정량공급용 피더장치