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Class Information
Number: 264/39
Name: Plastic and nonmetallic article shaping or treating: processes > With step of cleaning, polishing, or preconditioning apparatus for use
Description: Processes which include a step of cleaning or polishing or otherwise mechanically or physically treating the apparatus or a working surface thereof in order to restore, maintain or bring said apparatus to a desired or necessary operating condition.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4372352 |
Foam dispensing apparatus |
Feb. 8, 1983 |
| 4357287 |
Method of fine and very fine comminution of materials having brittle behavior |
Nov. 2, 1982 |
| 4353964 |
Process for the manufacture of a composite fiber component |
Oct. 12, 1982 |
| 4350650 |
Method for admixing at least two liquids and feeding them to a shaping mould |
Sep. 21, 1982 |
| 4340551 |
Injection molded articles with improved surface characteristics, production of same and apparatus therefor |
Jul. 20, 1982 |
| 4340552 |
Melt spinning solution dyed filaments and improved spin pack therefor |
Jul. 20, 1982 |
| 4334847 |
Injection molding device for molding bodies of natural or synthetic rubber |
Jun. 15, 1982 |
| 4332841 |
Mold preparation method |
Jun. 1, 1982 |
| 4327044 |
Method of improving outer portion of a textile fiber processing component |
Apr. 27, 1982 |
| 4324751 |
Process for preparing viscose rayon |
Apr. 13, 1982 |
| 4314963 |
Method and a device for producing shaped articles from a multi-component reaction mixture |
Feb. 9, 1982 |
| 4280972 |
Combination thermoplastic and glass loaded thermosetting injection molding machine and method for operating same |
Jul. 28, 1981 |
| 4278625 |
Field transplant systems and methods and components thereof |
Jul. 14, 1981 |
| 4255109 |
Spinneret cleaning device |
Mar. 10, 1981 |
| 4253896 |
Method of maintaining key between silicone belt and vinyl resin blanket by applying a corona discharge to the belt |
Mar. 3, 1981 |
| 4252515 |
Apparatus for the continuous fabrication of cellular products of a thermosetting resin |
Feb. 24, 1981 |
| 4248579 |
Film extrusion die |
Feb. 3, 1981 |
| 4243617 |
Flexible foam rebonding process and apparatus |
Jan. 6, 1981 |
| 4238428 |
Process for making a prilled product |
Dec. 9, 1980 |
| 4232075 |
Plastic mirror article and method of making same |
Nov. 4, 1980 |
| 4230653 |
Method for producing spherical articles |
Oct. 28, 1980 |
| 4226817 |
Purging for spinning hydrated acrylic polymer melt |
Oct. 7, 1980 |
| 4203939 |
Process and apparatus for treatment of the exit surface of spinnerets |
May. 20, 1980 |
| 4185950 |
Support roller scrapers for wallboard mastic applying apparatus |
Jan. 29, 1980 |
| 4175147 |
Method to reduce deposits of terephthalic acid on cooling rolls during sheet extrusion of amorphous polyethylene terephthalate |
Nov. 20, 1979 |
| 4164524 |
Treatment of blood containing vessels |
Aug. 14, 1979 |
| 4160637 |
Apparatus for treating a spinneret plate to be reused into the manufacture of synthetic fibers |
Jul. 10, 1979 |
| 4152383 |
Method for injection blow molding |
May. 1, 1979 |
| 4151236 |
Method for molding materials |
Apr. 24, 1979 |
| 4150073 |
Method of controlling the adhesion of a molded plastic lens to the mold |
Apr. 17, 1979 |
| 4150075 |
Process for the continuous production of foam plastic blocks having a rectangular cross-section |
Apr. 17, 1979 |
| 4147746 |
Generation of polyurethane foam |
Apr. 3, 1979 |
| 4146600 |
Process of operating a vulcanizing press |
Mar. 27, 1979 |
| 4140661 |
Foam producing method |
Feb. 20, 1979 |
| 4138454 |
Low profile method of mixing and depositing foam |
Feb. 6, 1979 |
| 4133861 |
Process for continuous manufacture of methyl methacrylate polymer plate |
Jan. 9, 1979 |
| 4132754 |
Rinsing multi component foam machines |
Jan. 2, 1979 |
| 4124666 |
Method of keeping nozzle bodies or breaker plates clean during extrusion of polymer melts |
Nov. 7, 1978 |
| 4102957 |
Apparatus and method for manufacturing prestressed concrete railway ties |
Jul. 25, 1978 |
| 4076779 |
Method of restoring the fluid permeability of a used, ceramic fluid-release mold |
Feb. 28, 1978 |
| 4073664 |
Automatically controlled cleaning fluid circuit for a foam generating apparatus and method |
Feb. 14, 1978 |
| 4070425 |
Polyamide gel removal |
Jan. 24, 1978 |
| 4066724 |
Method for collecting industrial vapors and particulate matter |
Jan. 3, 1978 |
| 4064208 |
Molding method with automatic fluid treatment of mold cavity |
Dec. 20, 1977 |
| 4056403 |
Solvent composition used to clean polyurethane foam generating equipment |
Nov. 1, 1977 |
| 4051209 |
Continuous rigid foam panel production |
Sep. 27, 1977 |
| 4034034 |
Process for melt-spinning filaments from nozzles coated with stabilized silicone oil |
Jul. 5, 1977 |
| 4034031 |
Method of manufacturing grid electrodes for electron tubes |
Jul. 5, 1977 |
| 4018860 |
Injection blow molding with improved cooling |
Apr. 19, 1977 |
| 4018623 |
Method of cutting using a high pressure water jet |
Apr. 19, 1977 |
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