CA853064A - Earth boring apparatus - Google Patents

Earth boring apparatus

Info

Publication number
CA853064A
CA853064A CA853064A CA853064DA CA853064A CA 853064 A CA853064 A CA 853064A CA 853064 A CA853064 A CA 853064A CA 853064D A CA853064D A CA 853064DA CA 853064 A CA853064 A CA 853064A
Authority
CA
Canada
Prior art keywords
earth boring
boring apparatus
earth
boring
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.)
Expired
Application number
CA853064A
Inventor
E. Carbert Ralph
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.)
TEL-E-LECT PRODUCTS
Original Assignee
TEL-E-LECT PRODUCTS
Publication date
Application granted granted Critical
Publication of CA853064A publication Critical patent/CA853064A/en
Expired legal-status Critical Current

Links

CA853064A Earth boring apparatus Expired CA853064A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA853064T

Publications (1)

Publication Number Publication Date
CA853064A true CA853064A (en) 1970-10-06

Family

ID=36338693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA853064A Expired CA853064A (en) Earth boring apparatus

Country Status (1)

Country Link
CA (1) CA853064A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397406A (en) * 2019-08-21 2019-11-01 北京三一智造科技有限公司 The sliding ear of rotary drilling rig arbitrary-movement articulator and rotary drilling rig arbitrary-movement articulator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397406A (en) * 2019-08-21 2019-11-01 北京三一智造科技有限公司 The sliding ear of rotary drilling rig arbitrary-movement articulator and rotary drilling rig arbitrary-movement articulator
CN110397406B (en) * 2019-08-21 2024-04-19 北京三一智造科技有限公司 Sliding lug of follow-up frame of rotary drilling rig and follow-up frame of rotary drilling rig

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