CA917137A - Automatic leveling system for blast hole drills and the like - Google Patents

Automatic leveling system for blast hole drills and the like

Info

Publication number
CA917137A
CA917137A CA917137A CA917137DA CA917137A CA 917137 A CA917137 A CA 917137A CA 917137 A CA917137 A CA 917137A CA 917137D A CA917137D A CA 917137DA CA 917137 A CA917137 A CA 917137A
Authority
CA
Canada
Prior art keywords
blast hole
leveling system
automatic leveling
hole drills
drills
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
CA917137A
Inventor
A. Stoner Thomas
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.)
Caterpillar Global Mining LLC
Original Assignee
Bucyrus Erie Co
Publication date
Application granted granted Critical
Publication of CA917137A publication Critical patent/CA917137A/en
Expired legal-status Critical Current

Links

CA917137A Automatic leveling system for blast hole drills and the like Expired CA917137A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA917137T

Publications (1)

Publication Number Publication Date
CA917137A true CA917137A (en) 1972-12-19

Family

ID=36426341

Family Applications (1)

Application Number Title Priority Date Filing Date
CA917137A Expired CA917137A (en) Automatic leveling system for blast hole drills and the like

Country Status (1)

Country Link
CA (1) CA917137A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10895112B2 (en) 2018-04-12 2021-01-19 Caterpillar Inc. Slope compensation system for rotary drill machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10895112B2 (en) 2018-04-12 2021-01-19 Caterpillar Inc. Slope compensation system for rotary drill machines

Similar Documents

Publication Publication Date Title
CA963886A (en) Directional drilling means
CA977330A (en) Method and means for drilling
CA986703A (en) Soil conditioner
CA967357A (en) Electronic tachymeter
AU473619B2 (en) Plumb or inclination-setting device
CA988985A (en) Base for cabinet or the like
CA1009433A (en) Anchor construction for securing anchor bolts or the like in drill holes
CA990833A (en) Automatic direction finding system
CA999858A (en) 3-acylhydrazonomethyl rifamycins
CA977142A (en) Tuyere construction
CA917137A (en) Automatic leveling system for blast hole drills and the like
CA998999A (en) 3-hydrazonomethyl rifamycins
AU425046B2 (en) Automatic leveling system for blast hole drills andthe like
AU2538871A (en) Automatic leveling system for blast hole drills andthe like
CA981972A (en) Air-inlet means for air-conditioning installations or the like
CA911181A (en) Drilling platform
CA914895A (en) Chuck control for dental drills and the like
CA871918A (en) Capacity sensing means for automatic flushing systems and the like
CA906991A (en) Insert for drilling unit
CA894287A (en) Polyamide-polyester dispersions having improved properties
CA917403A (en) Well drilling
CA806041A (en) Automatic rock drilling means
CA951925A (en) Ice drilling platform
CA903525A (en) Countersinking tool
CA891242A (en) Means for marking glass and the like