JPH0745000Y2 - 粉塵濃度測定装置 - Google Patents

粉塵濃度測定装置

Info

Publication number: JPH0745000Y2
Authority: JP; Japan
Prior art keywords: dust; light; passage; dust concentration; air
Prior art date: 1989-11-02
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 - Fee Related

Application number

JP12889589U

Other languages

English (en)

Japanese (ja)

Other versions

JPH0368048U (2

Inventor

陽三伊藤

昌二深見

晃松永

高史太田

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.)

Amano Corp

Original Assignee

Amano 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.)

1989-11-02

Filing date

1989-11-02

Publication date

1995-10-11

1989-11-02 Application filed by Amano Corp filed Critical Amano Corp

1989-11-02 Priority to JP12889589U priority Critical patent/JPH0745000Y2/ja

1991-07-03 Publication of JPH0368048U publication Critical patent/JPH0368048U/ja

1995-10-11 Application granted granted Critical

1995-10-11 Publication of JPH0745000Y2 publication Critical patent/JPH0745000Y2/ja

2004-11-02 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000000428 dust Substances 0.000 title claims description 63
238000010926 purge Methods 0.000 claims description 34
238000005192 partition Methods 0.000 claims description 15
230000002093 peripheral effect Effects 0.000 claims description 4
238000005259 measurement Methods 0.000 description 4
238000009825 accumulation Methods 0.000 description 3
230000005540 biological transmission Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 2
230000002159 abnormal effect Effects 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
230000006837 decompression Effects 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
239000003973 paint Substances 0.000 description 1
238000005498 polishing Methods 0.000 description 1
238000000638 solvent extraction Methods 0.000 description 1

Landscapes

Optical Measuring Cells (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)

JP12889589U 1989-11-02 1989-11-02 粉塵濃度測定装置 Expired - Fee Related JPH0745000Y2 (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP12889589U JPH0745000Y2 (ja)	1989-11-02	1989-11-02	粉塵濃度測定装置

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP12889589U JPH0745000Y2 (ja)	1989-11-02	1989-11-02	粉塵濃度測定装置

Publications (2)

Publication Number	Publication Date
JPH0368048U JPH0368048U (2)	1991-07-03
JPH0745000Y2 true JPH0745000Y2 (ja)	1995-10-11

Family

ID=31676566

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP12889589U Expired - Fee Related JPH0745000Y2 (ja)	1989-11-02	1989-11-02	粉塵濃度測定装置

Country Status (1)

Country	Link
JP (1)	JPH0745000Y2 (2)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1522844A4 (en) *	2002-06-07	2007-04-11	Kyowa Hakko Kogyo Kk	DEVICE FOR MEASURING THE POWDER DENSITY AND AUTOMATIC CONTROL SYSTEM FOR THE POWDER SPREAD
JP6561590B2 (ja) *	2015-05-29	2019-08-21	株式会社島津製作所	パーティクル計数装置
JP6766488B2 (ja) *	2016-07-13	2020-10-14	富士電機株式会社	ガス分析装置

1989
- 1989-11-02 JP JP12889589U patent/JPH0745000Y2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH0368048U (2)	1991-07-03

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Legal Events

Date	Code	Title	Description
2004-10-11	LAPS	Cancellation because of no payment of annual fees