Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 175/105
Name: Boring or penetrating the earth > With below-ground tool drive prime mover > Electric > Reciprocating
Description: Apparatus wherein the electric motor is of the type having a rectilinearly reciprocating part.










Patents under this class:

Patent Number Title Of Patent Date Issued
8302682 Wireline tractor device Nov. 6, 2012
7866416 Clutch for a jack element Jan. 11, 2011
7134512 Method of downhole drilling and apparatus therefor Nov. 14, 2006
7011162 Hydraulically activated swivel for running expandable components with tailpipe Mar. 14, 2006
5018590 Electromagnetic drilling apparatus May. 28, 1991
4558751 Apparatus for transporting equipment through a conduit Dec. 17, 1985
4273193 Process for use in degasification of subterranean mineral deposits Jun. 16, 1981
4271915 Elastically vibratory longitudinal jacketed drill Jun. 9, 1981
4181184 Soft-wire conductor wellbore telemetry system and method Jan. 1, 1980











 
 
  Recently Added Patents
Adaptive frame scanning scheme for pulsed X-ray imaging
Image processing apparatus capable of using replacement component, image forming apparatus capable of using replacement component, and method of administrating replacement component
Binary-to-gray converting circuits and gray code counter including the same
Markers of acute myeloid leukemia stem cells
Stabilization of dicarbonate diesters with protonic acids
Electrode for a plasma torch
Control device with adjusting pulse width modulation function and the backlight module thereof
  Randomly Featured Patents
Strongly textured atomic ridge and dot MOSFETs, sensors and filters
Electrochromic devices
Machine for dispensing and inserting sticks in comestibles
Hollow interconnecting panels as lost formwork
Idiom handling in voice service systems
Nutcracker
Method of coating with film-forming solids
Precious stone
Universal, adaptable shopping cart cushion
Simulated bark siding