Bizarre Patents
Crispy Chip Sandwich and Process of Producing a Sandwich Product
A food product comprising a multilayer cookie or snack having outer layers formed from a crispy type edible food product such as a potato chip or corn chip, etc. with an intermediate marshmallow layer being in contact with the inner surface of each crispy chip and one or more filler substances.
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| Number | Title | Issue Date |
| 7353889 | Rotary driven pipe-bursting tool An apparatus for bursting pipe is preferably adapted to receive rotational energy from the inner member of a dual-member drill string. In a preferred embodiment, a plurality of pipe-bursting members, driven by the interconnected inner members, cut or burst a subterr... | 04/08/2008 |
| 7195079 | Directional reaming system A horizontal directional drilling system is used to drive operation of a guidable reamer assembly connected to a drill string. The guidable reamer assembly preferably has a cutting member with a central longitudinal axis and a support member also having a central lo... | 03/27/2007 |
| 7172370 | Cutting system, device, and method for splitting pipes A cutting system for splitting pipes includes a main body and at least one blade and at least two blade mount assemblies by which the blade may optionally be connected to the main body. The first blade mount assembly, in a particular fitted state, holds the blade at... | 02/06/2007 |
| 6607046 | Expandable drill bit A drill bit suitable to be connected to a drill string for drilling a borehole into an earth formation, the drill string having a central longitudinal axis, the drill bit comprising a bit body connectable to the lower end of the drill string, and a cuttin... | 08/19/2003 |
| 5460231 | Device and method for augering a conical hole in solid media A device for augering a conical hole in a solid medium that includes a first elongated member that extends along a longitudinal axis and a cutting blade having a cutting section and a non-cutting section coupled to the first elongated member. The rod is a... | 10/24/1995 |
| 4651837 | Downhole retrievable drill bit A rotary well-drilling bit lowered through a drill string to a special orienting, positioning and aligning sub attached to the bottom of the drill string with the aid of mud pressure with the bit approximately 90° from its normal operating position. The ... | 03/24/1987 |
| 4640373 | Bore head for deep-hole boring The present invention deals with a bore head for deep-hole boring, in which a plurality of circumferentially spaced cutting members may be radially displaced in the bore hole by a common actuating device during operation. The actuating device includes an ... | 02/03/1987 |
| 4339008 | Well notching tool A well notching tool having an elongated rotary power shaft and a coaxial shell in surrounding relationship therewith. A portion of the exterior shell surface is formed with an upwardly directed taper, and a portion of the exterior surface below the taper... | 07/13/1982 |
| 4270618 | Earth boring apparatus Large hole boring equipment is used for boring a large diameter blind pilot hole. Then such equipment is removed from the hole and a room is blasted at the closed or blind end of the hole. Then the large hole cutterhead is replaced by a reamer and the equ... | 06/02/1981 |
| 4159149 | Coal mining auger A coal-mining auger having (a) a hollow, tubular auger head with a spiral or helical coal conveyor mounted therein in concentric relation to the axis of rotation of said auger head, (b) a plurality of coal-cutting bits mounted on said auger head, said bit... | 06/26/1979 |
