| Patents for B23D 21 - Machines or devices for shearing or cutting tubes (3,019) |
|---|
| 08/06/1985 | CA1191367A1 Explosive charge - containing nut |
| 07/30/1985 | US4531288 Pipe-cutter with cutter wheels and yokes |
| 07/16/1985 | US4528910 Apparatus for cutting a submerged tube by means of a pyrotechnic charge |
| 06/25/1985 | US4524511 Adjustable interior pipe cutter |
| 06/19/1985 | EP0145185A2 Precision internal tube cutter |
| 05/21/1985 | US4517867 Method and apparatus for cutting a cast iron pipe |
| 04/16/1985 | US4511826 Control apparatus for metal saw cutter |
| 04/16/1985 | US4510830 Apparatus for cutting through or trimming a pipe or can in a plane transverse to its longitudinal axis |
| 03/19/1985 | CA1184039A2 Methods, apparatus and pyrotechnic compositions for severing conduits |
| 03/06/1985 | EP0133765A2 Making rings from tube or bar stock |
| 02/19/1985 | US4499803 Double cut die set with improved pull-across notching feature |
| 02/12/1985 | CA1182284A1 Manual pipe cutter |
| 01/23/1985 | EP0131916A2 Tool for making a pluggable connection between a trunking of synthetic material and a box of synthetic material for electrical junction means |
| 01/15/1985 | US4493150 Pipe cutter with split ring frame and enclosed feeding means |
| 01/08/1985 | US4492136 Cutting assembly system for pipe casings and the like |
| 01/01/1985 | US4490909 Travelling pipe cutter |
| 12/11/1984 | CA1179281A1 Pipework |
| 12/11/1984 | CA1179249A1 Shearing apparatus to cut notches at the end of pipes and the like |
| 11/27/1984 | CA1178426A1 Tubecutter |
| 11/21/1984 | EP0125416A2 Method of making a cylindrical clamping wedge, and die for making the cylindrical clamping wedge |
| 10/31/1984 | EP0123076A1 Device for severing a tube of a tube bundle terminating in a tube sheet |
| 10/10/1984 | EP0121131A1 Manual pipe cutter |
| 09/18/1984 | USRE31674 Floor or bench mounted conduit cutting device |
| 09/11/1984 | US4470330 Tooling assembly for an impact press |
| 08/28/1984 | US4467682 Rotary tubing cutter |
| 08/28/1984 | US4467508 Machine for cutting of armored or reinforced hoses |
| 08/21/1984 | US4466185 Adjustable interior pipe cutter |
| 08/15/1984 | EP0115759A1 Method and apparatus to remove the cut-off end from a tubular workpiece, e.g. a cast-iron pipe |
| 07/31/1984 | US4462529 Linear accelerator system for axially advancing an elongate workpiece |
| 07/18/1984 | EP0113419A1 Method and apparatus for cutting up a tubular work-piece of large diameter, especially with an oval section, such as cast iron pipes |
| 07/17/1984 | US4459886 Shearing apparatus to cut notches at the end of pipes and the like |
| 07/03/1984 | US4457204 Explosive charge-containing nut |
| 07/03/1984 | US4457200 Method for cutting heavy wall tube |
| 06/26/1984 | US4455746 Tube cutter |
| 06/26/1984 | US4455726 Chamfering apparatus for end faces of tubular members |
| 05/15/1984 | CA1167370A1 Methods, apparatus and pyrotechnic compositions for severing conduits |
| 05/08/1984 | US4446620 Tube cutter, especially for plastic tubes |
| 04/24/1984 | US4443943 Pipe cutter |
| 04/11/1984 | EP0105228A1 Apparatus for cutting up a tubular work piece consisting of rigid materials, in particular with an oval section, such as cast iron pipes |
| 03/28/1984 | EP0103649A1 Device for cutting or chamfering round profiles or the like |
| 03/27/1984 | US4438672 Pipe shearing device |
| 03/27/1984 | US4438670 High speed welder with magnetic alignment of welding slug after cutting |
| 03/27/1984 | US4438562 Manual pipe cutter |
| 03/20/1984 | US4437374 For severing an elongate workpiece |
| 03/14/1984 | EP0102864A2 Tube cutter with circular cutters and arches |
| 03/14/1984 | EP0102488A1 Device for removing the protuberant edges of electrical installation boxes or pipe ends |
| 03/06/1984 | US4434815 Cutting apparatus for insertion into a branch pipe |
| 03/01/1984 | EP0032148A4 Device for cutting pipes. |
| 02/21/1984 | CA1162390A1 Pipe clamp and cut off device |
| 02/14/1984 | US4430913 Cut-off and face machine |
| 01/31/1984 | US4428118 Pipe parting apparatus |
| 01/17/1984 | CA1160557A1 Tube cutting apparatus |
| 01/10/1984 | US4425062 Cutting and chamfering apparatus for opposing ends of tubular material |
| 01/10/1984 | US4424629 Apparatus for cutting tubes and the like |
| 01/03/1984 | US4424086 Pyrotechnic compositions for severing conduits |
| 12/27/1983 | US4422238 Shock absorber shroud cutting tool |
| 12/06/1983 | US4418591 Pipe end preparation and cutoff tool |
| 11/30/1983 | EP0095198A2 An apparatus for cutting through or trimming a pipe or can in a plane transverse to its longitudinal axis |
| 11/22/1983 | US4416062 Self centering pipe cutting device |
| 10/25/1983 | US4411179 Apparatus for cutting tubing into predetermined lengths |
| 10/11/1983 | US4408508 Cutting tool having circular blade mounted on a pivoted lever |
| 09/06/1983 | US4402136 Device for cutting pipes |
| 08/16/1983 | CA1151814A1 Thread cutting machine for pipes |
| 08/10/1983 | EP0085284A1 Machine for cutting of armoured or reinforced hoses |
| 08/09/1983 | US4397202 Universal pipe lathe |
| 07/12/1983 | US4392644 Tube cutting apparatus |
| 06/28/1983 | US4389765 Piling removal |
| 06/07/1983 | US4386440 Pipe cutter for use on a pipe thread cutting machine |
| 06/01/1983 | EP0080005A2 Linear accelerator system for axially advancing an elongate workpiece |
| 05/31/1983 | US4385514 Pipe assembly tool |
| 05/24/1983 | US4384405 Cylinder cutting tool |
| 05/10/1983 | CA1146065A1 Methods and apparatus for severing conduits |
| 04/12/1983 | CA1144472A1 Machine for trimming the edges of metal containers |
| 04/05/1983 | CA1144061A1 Cam operated cutoff machine |
| 03/03/1983 | WO1983000648A1 Pipe end preparation and cutoff tool |
| 02/01/1983 | US4370995 Method and apparatus for prenotching a pipeline |
| 02/01/1983 | CA1140454A1 Wellhead shearing apparatus |
| 01/25/1983 | US4369573 Pipe cutter |
| 12/21/1982 | US4364292 Floor or bench mounted conduit cutting device |
| 11/30/1982 | US4361064 Pipe shearing device |
| 11/30/1982 | CA1136544A1 Blowout preventer shearing and sealing rams |
| 11/23/1982 | US4359820 Pipe casing cutter |
| 11/16/1982 | US4358977 Cutoff press |
| 11/03/1982 | EP0063919A1 Improvements in or relating to pipework |
| 10/06/1982 | EP0015280B1 Method and device for cutting off elongated hollow elements |
| 10/05/1982 | US4352397 Methods, apparatus and pyrotechnic compositions for severing conduits |
| 09/21/1982 | US4349928 Multi-purpose plumbing tool |
| 09/07/1982 | US4347770 Apparatus and method for radially cutting cylindrical material |
| 09/07/1982 | US4347664 Soil pipe cutter |
| 09/07/1982 | CA1131125A1 Pipe shearing mechanism |
| 09/02/1982 | WO1982002846A1 Cutting device |
| 08/24/1982 | US4345376 Cutter for thick wall plastic pipe |
| 07/27/1982 | US4341264 Wellhead shearing apparatus |
| 07/13/1982 | CA1127526A1 Tubing notcher |
| 07/06/1982 | US4337680 Die jaw members for tube cutoff apparatus |
| 02/16/1982 | US4315449 Cam operated cutoff machine |
| 02/02/1982 | US4313496 Wellhead shearing apparatus |
| 01/26/1982 | US4312127 Cutting tool |
| 12/15/1981 | US4305205 Open ended tubing cutters |
| 12/01/1981 | US4302958 Making rings from tube stock |