JPS534043B2 - - Google Patents

Info

Publication number: JPS534043B2
Authority: JP; Japan
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

JP8061475A

Other versions

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.)

1975-06-30

Filing date

1975-06-30

Publication date

1978-02-14

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13723202&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS534043(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1975-06-30 Application filed filed Critical

1975-06-30 Priority to JP50080614A priority Critical patent/JPS524403A/ja

1976-02-26 Priority to US05/661,578 priority patent/US4027918A/en

1976-03-02 Priority to AU11553/76A priority patent/AU524885B2/en

1977-01-13 Publication of JPS524403A publication Critical patent/JPS524403A/ja

1978-02-14 Publication of JPS534043B2 publication Critical patent/JPS534043B2/ja

Status Granted legal-status Critical Current

Links

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/02—Machines which completely free the mineral from the seam solely by slitting

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)

JP50080614A 1975-03-17 1975-06-30 Coal mining machine Granted JPS524403A (en)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
JP50080614A JPS524403A (en)	1975-06-30	1975-06-30	Coal mining machine
US05/661,578 US4027918A (en)	1975-06-30	1976-02-26	Longwall coal mining machine with plural cutters on sub-ranging arm
AU11553/76A AU524885B2 (en)	1975-03-17	1976-03-02	Sealing with fatty polyamide

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP50080614A JPS524403A (en)	1975-06-30	1975-06-30	Coal mining machine

Publications (2)

Publication Number	Publication Date
JPS524403A JPS524403A (en)	1977-01-13
JPS534043B2 true JPS534043B2 (ja)	1978-02-14

Family

ID=13723202

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP50080614A Granted JPS524403A (en)	1975-03-17	1975-06-30	Coal mining machine

Country Status (3)

Country	Link
US (1)	US4027918A (ja)
JP (1)	JPS524403A (ja)
AU (1)	AU524885B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20180097515A (ko)	2015-12-22	2018-08-31	도레이 카부시키가이샤	필터용 스펀본드 부직포 및 그 제조방법
WO2018221122A1 (ja)	2017-05-30	2018-12-06	東レ株式会社	フィルター用スパンボンド不織布およびその製造方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2612671C3 (de) *	1976-03-25	1980-09-18	Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum	Walzenschrämmaschine
US4169629A (en) *	1977-03-30	1979-10-02	Legrand M G J	Tunneling machine with plural adjustable arms carrying single cutter
US4185876A (en) *	1977-06-27	1980-01-29	Summit Mining Limited	Plural spaced cutter drums on pivotable elongate arm with loading means in the space
DE2733483C2 (de) *	1977-07-25	1982-10-07	Pitcraft Summit Ltd., Barnsley, Yorkshire	Getriebekopf für Schrämmaschine
JPS5424201A (en) *	1977-07-26	1979-02-23	Samitsuto Mainingu Ltd	Gear head for shear type minning machine
FR2401308A1 (fr) *	1977-08-24	1979-03-23	Summit Mining	Machine d'abattage pour les mines
US4223950A (en) *	1978-02-15	1980-09-23	Dowty Meco Limited	Longwall cutting machines with drum moved by plural power means
GB2125857B (en) *	1982-07-28	1985-08-14	Maintel Pty Limited	Excavatory machine for use in coal and other mining operations
US4655507A (en) *	1984-05-21	1987-04-07	Joy Manufacturing Company	Continuous miner
EP2905421B1 (en) *	2014-02-07	2017-05-24	Caterpillar Global Mining Europe GmbH	Shearer loader for underground mining with bearing units within mainframe
US12006824B2 (en) *	2020-11-16	2024-06-11	Joy Global Underground Mining Llc	Cutting assembly for longwall mining system
CN112746841A (zh) *	2021-01-28	2021-05-04	高九华	一种多级摇臂多截割滚筒采煤机
CN117569804B (zh) *	2024-01-16	2024-03-19	山西启创达矿山设备制造有限责任公司	一种双截割部采煤机摇臂及其使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB762189A (en) *	1953-10-01	1956-11-28	Mining Engineering Co Ltd	Improvements in mineral mining machines
US3136535A (en) *	1961-04-01	1964-06-09	Eickhoff Geb	Mining machine having lateral roller cutters
US3639004A (en) *	1970-01-02	1972-02-01	Greenside Machine Co Ltd	Tunneling machines
US3718369A (en) *	1971-09-13	1973-02-27	Anderson Mavor Ltd	Cutting drums for mineral mining machines
US3907367A (en) *	1974-07-08	1975-09-23	Taiheiyo Coal Mining Co Ltd	Coal breaker combined with longwall drum

1975
- 1975-06-30 JP JP50080614A patent/JPS524403A/ja active Granted
1976
- 1976-02-26 US US05/661,578 patent/US4027918A/en not_active Expired - Lifetime
- 1976-03-02 AU AU11553/76A patent/AU524885B2/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20180097515A (ko)	2015-12-22	2018-08-31	도레이 카부시키가이샤	필터용 스펀본드 부직포 및 그 제조방법
WO2018221122A1 (ja)	2017-05-30	2018-12-06	東レ株式会社	フィルター用スパンボンド不織布およびその製造方法

Also Published As

Publication number	Publication date
AU524885B2 (en)	1982-10-07
JPS524403A (en)	1977-01-13
US4027918A (en)	1977-06-07
AU1155376A (en)	1977-09-08

Publication	Publication Date	Title
JPS5528290B2 (ja)	1980-07-26
FR2327503B1 (ja)	1982-05-28
JPS51105931A (ja)	1976-09-20
AU495923B2 (ja)	1976-12-16
JPS5757480Y2 (ja)	1982-12-09
AU8222375A (ja)	1976-12-23
CH603385A5 (ja)	1978-08-15
CH600357A5 (ja)	1978-06-15
CH602916A5 (ja)	1978-08-15
CH592865A5 (ja)	1977-11-15
LU74195A1 (ja)	1976-05-18
CH582333A5 (ja)	1976-11-30
BG23066A1 (ja)	1977-07-12
CH600133A5 (ja)	1978-06-15
CH603493A5 (ja)	1978-08-15
CH596331A5 (ja)	1978-03-15
CH590634A5 (ja)	1977-08-15
DD126770A5 (ja)	1977-08-10
BG22893A1 (ja)	1977-05-20
BG22168A1 (ja)	1977-02-20
CH602135A5 (ja)	1978-07-31
CH602120A5 (ja)	1978-07-31
CH597501A5 (ja)	1978-04-14
CH604313A5 (ja)	1978-09-15
CH599485B5 (ja)	1978-05-31

JPS534043B2 - - Google Patents

Info

Links

Classifications

Landscapes

Priority Applications (3)

Applications Claiming Priority (1)

Publications (2)

Family

ID=13723202

Family Applications (1)

Country Status (3)

Cited By (2)

Families Citing this family (13)

Family Cites Families (5)

Cited By (2)

Also Published As

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