JPS6095098A - 岩盤破砕用ポリウレタン構造体 - Google Patents

岩盤破砕用ポリウレタン構造体

Info

Publication number
JPS6095098A
JPS6095098A JP20223483A JP20223483A JPS6095098A JP S6095098 A JPS6095098 A JP S6095098A JP 20223483 A JP20223483 A JP 20223483A JP 20223483 A JP20223483 A JP 20223483A JP S6095098 A JPS6095098 A JP S6095098A
Authority
JP
Japan
Prior art keywords
crushing
cylindrical unit
polyurethane structure
unit molded
rock
Prior art date
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.)
Granted
Application number
JP20223483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6319678B2 (cs
Inventor
八木　賢二
松井　正州
服部　鋭一
鎌苅　龍太郎
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.)
Kajima Corp
Toyo Tire Corp
Original Assignee
Kajima Corp
Toyo Tire and Rubber Co Ltd
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.)
Filing date
Publication date
Application filed by Kajima Corp, Toyo Tire and Rubber Co Ltd filed Critical Kajima Corp
Priority to JP20223483A priority Critical patent/JPS6095098A/ja
Publication of JPS6095098A publication Critical patent/JPS6095098A/ja
Publication of JPS6319678B2 publication Critical patent/JPS6319678B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Disintegrating Or Milling (AREA)
JP20223483A 1983-10-27 1983-10-27 岩盤破砕用ポリウレタン構造体 Granted JPS6095098A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20223483A JPS6095098A (ja) 1983-10-27 1983-10-27 岩盤破砕用ポリウレタン構造体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20223483A JPS6095098A (ja) 1983-10-27 1983-10-27 岩盤破砕用ポリウレタン構造体

Publications (2)

Publication Number Publication Date
JPS6095098A true JPS6095098A (ja) 1985-05-28
JPS6319678B2 JPS6319678B2 (cs) 1988-04-23

Family

ID=16454175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20223483A Granted JPS6095098A (ja) 1983-10-27 1983-10-27 岩盤破砕用ポリウレタン構造体

Country Status (1)

Country Link
JP (1) JPS6095098A (cs)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216192U (cs) * 1985-07-16 1987-01-30
JPS62159507U (cs) * 1986-03-26 1987-10-09
JP2007175608A (ja) * 2005-12-27 2007-07-12 High Frequency Heattreat Co Ltd 破砕方法および破砕具
KR20210021741A (ko) * 2019-08-19 2021-03-02 송종섭 마찰력이 감소된 분할쐐기가 구비된 바위균열용 헤드

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216192U (cs) * 1985-07-16 1987-01-30
JPS62159507U (cs) * 1986-03-26 1987-10-09
JP2007175608A (ja) * 2005-12-27 2007-07-12 High Frequency Heattreat Co Ltd 破砕方法および破砕具
KR20210021741A (ko) * 2019-08-19 2021-03-02 송종섭 마찰력이 감소된 분할쐐기가 구비된 바위균열용 헤드

Also Published As

Publication number Publication date
JPS6319678B2 (cs) 1988-04-23

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