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Class Information
Number: 29/890.14
Name: Metal working > Method of mechanical manufacture > Gas and water specific plumbing component making
Description: Process for manufacturing an article especially adapted for use with gaseous phase matter or with aqueous material, which article is utilized generally by a skilled plumber in the practice of his trade.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4890860 |
Wafer grain gas generator |
Jan. 2, 1990 |
| 4860420 |
Method of fabricating a clean room filter bank |
Aug. 29, 1989 |
| 4838068 |
Method of fabricating threaded connection for pipes |
Jun. 13, 1989 |
| 4832379 |
Collet grip riser fitting |
May. 23, 1989 |
| 4809743 |
Fuel pipe device for motor vehicles and process for producing same |
Mar. 7, 1989 |
| 4807340 |
Concentric injection flow pipe junction fabrication method |
Feb. 28, 1989 |
| 4800633 |
Method of making a water level control device |
Jan. 31, 1989 |
| 4768267 |
Method for assembling a gas circulation block provided for metallurgical vessels |
Sep. 6, 1988 |
| 4760861 |
Faucet manifold |
Aug. 2, 1988 |
| 4730487 |
Family of aerodynamically compensated multiple static pressure tubes |
Mar. 15, 1988 |
| 4719687 |
Method for sealing, pressure-testing, and transporting a multi-pipe segment |
Jan. 19, 1988 |
| 4718156 |
Method of retrofitting an exhaust stack by incorporating a filter assembly |
Jan. 12, 1988 |
| 4712809 |
Method and device for assembling several components, particularly connection fittings for fluid couplings |
Dec. 15, 1987 |
| 4707267 |
Device and method for separating individual fluids from a mixture of fluids |
Nov. 17, 1987 |
| 4698887 |
Method for fabricating thermally insulated pipeline section |
Oct. 13, 1987 |
| 4694634 |
Vacuum sealing device for insulated steam injection tubing |
Sep. 22, 1987 |
| 4693499 |
Pipeline for gaseous fluids and method of assembling its components |
Sep. 15, 1987 |
| 4679438 |
High pressure transducer |
Jul. 14, 1987 |
| 4655011 |
Prefabricated building system |
Apr. 7, 1987 |
| 4635968 |
Method and apparatus for protecting consecutive multiple variable diameter couplings |
Jan. 13, 1987 |
| 4615098 |
Process for forming an hydraulic connection |
Oct. 7, 1986 |
| 4610063 |
Method for fabricating a watering system for fowl |
Sep. 9, 1986 |
| 4606104 |
Method of making a gas pressure thermometer |
Aug. 19, 1986 |
| 4591191 |
Mechanical coupling device for immersed pipelines |
May. 27, 1986 |
| 4581804 |
Method for making insulated pipe |
Apr. 15, 1986 |
| 4557285 |
Plugging a cut pipe for soldering a fitting |
Dec. 10, 1985 |
| 4524505 |
Method of assembling a pipe joint |
Jun. 25, 1985 |
| 4522432 |
Components for lined piping system with anchored liners and method of manufacture |
Jun. 11, 1985 |
| 4516593 |
Plumbing repair device and method |
May. 14, 1985 |
| 4506423 |
Method of producing a fluid pressure reducing device |
Mar. 26, 1985 |
| 4480371 |
Method of making insulated tubular conduit |
Nov. 6, 1984 |
| 4450613 |
Method of manufacturing acute angled vessel connector |
May. 29, 1984 |
| 4445260 |
Method of manufacture for metal trough |
May. 1, 1984 |
| 4407055 |
Method of making surface drainage culvert |
Oct. 4, 1983 |
| 4398331 |
Method of connecting pipe pieces via universal joint |
Aug. 16, 1983 |
| 4380105 |
Method for shaping, forming and assembling a highly efficient cyclone separator |
Apr. 19, 1983 |
| 4377896 |
Method of assembling conduit joint |
Mar. 29, 1983 |
| 4364406 |
Method and device for establishing a flow connection with a pipe |
Dec. 21, 1982 |
| 4346920 |
Threaded connection using variable lead threads |
Aug. 31, 1982 |
| 4334345 |
Methods for lining the internal walls of a conduit for conveying fluid carrying marine fouling organisms with a liner of anti-fouling material |
Jun. 15, 1982 |
| 4282175 |
Stab-type coupling and method |
Aug. 4, 1981 |
| 4281857 |
Faucet connector |
Aug. 4, 1981 |
| 4277870 |
Method for installing an angle blade damper |
Jul. 14, 1981 |
| 4268070 |
Orifice flange clamp |
May. 19, 1981 |
| 4265473 |
Means and technique for interconnecting the ends of spaced coaxial conduits with an expansion joint having a reduced axial dimension |
May. 5, 1981 |
| 4249758 |
Ductwork connecting |
Feb. 10, 1981 |
| 4246772 |
Pressing branch pipe on thick-walled shell-device for realization thereof |
Jan. 27, 1981 |
| 4207083 |
Diffuser assembly and method of assembling |
Jun. 10, 1980 |
| 4183129 |
Method of forming a smoke, fire and air control damper with stamped blade hinge |
Jan. 15, 1980 |
| 4163561 |
Fatigue resistant fittings and methods of fabrication |
Aug. 7, 1979 |
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