Tag Archives: Paper-making

Oil recovery method using black paper-making liquor as oil displacing alkali

Application Number  00129382 Application Date  2000.12.05 Publication Number  1297100 Publication Date  2001.05.30 Priority Information     International Classification  E21B43/22   Applicant(s) Name  Petroleum Univ. (Huadong)   Address     Inventor(s) Name  Zhao Fulin;Gao Xiaoyong;Chang Guicai   Patent Agency Code  11013 Patent Agent  zhao dongye AbstractAn oil recovery method using black paper-making liquor as the alkali… Read More »

Process for preparing multi-element organic furtilizer from extract of black paper-making liquid

Application Number: 00113847Application Date: 2000.06.20Publication Number: 1330057Publication Date: 2002.01.09Priority Information: International: C05F7/02;C05G1/00;D21C3/02;D21C11/00Applicant(s) Name: Zhang MeihuaAddress: Inventor(s) Name: Zhang Meihua;Bao Yu;Li GuozhongPatent Agency Code: 61204Patent Agent: wang xiankaiAbstract A process for preparing multi-element organic fertilizer from the black liquid generated by making paper with alkaline straw pulp includes drying said black liquid by high-temp gas to… Read More »

Sewage comprehensive treatment method for alkaline method straw pulp paper-making

Application Number: 00113922Application Date: 2000.09.18Publication Number: 1285435Publication Date: 2001.02.28Priority Information: International: D21C11/04Applicant(s) Name: Song YoushengAddress: Inventor(s) Name: Song YoushengPatent Agency Code: 61114Patent Agent: xu bengAbstract The sode straw pulp paper-making sewage treatment method includes the following two steps: 1. black liquor treatment step: adding acidified aluminium sulfate in black liquor, when the pH value is… Read More »

Process and equipment for cyclically treating paper-making sawage by chemical and physical synchronization method

Application Number: 00116025Application Date: 2000.09.08Publication Number: 1282817Publication Date: 2001.02.07Priority Information: International: D21C11/04Applicant(s) Name: Xu ZongqianAddress: Inventor(s) Name: Xu Zongqian;Liu Changtai;Liu xiaojunPatent Agency Code: 41102Patent Agent: zhang fengjiaoAbstract A process for cyclically treating the paper-making sewage features that the pulp squeezing step is divided into several substeps; in the final substep of squeezing pulp, the clean… Read More »

Composite filler of waste paper-making pulp, slurry and fibres and its application in preparing plastics

Application Number: 00119681Application Date: 2000.08.22Publication Number: 1282748Publication Date: 2001.02.07Priority Information: International: C08J5/08Applicant(s) Name: Huadong Science and Engineering Univ.Address: Inventor(s) Name: Huang Farong;Shen Xuening;Wang BinfangPatent Agency Code: 31203Patent Agent: luo dachenAbstract A composite filler is prepared from waste paper-making pulp slurry through the process of drying, fining and surface modifying to become the required product. Said… Read More »

Method for producing belt wax by using paper-making by-product-saponification material

Application Number: 00113211Application Date: 2000.01.08Publication Number: 1303915Publication Date: 2001.07.18Priority Information: International: C11B11/00Applicant(s) Name: Chen YapingAddress: Inventor(s) Name: Chen Yaping;Peng ShizhiPatent Agency Code: 00000Patent Agent: Abstract The present invention relates a method for producing belt wax by using paper-making by-product saponification substance. The main composition of said belt wax contains saponification substance A, sulfuric acid or… Read More »

Method for producing adhesive by using paper-making by-product-saponification material

Application Number: 00113212Application Date: 2000.01.08Publication Number: 1303902Publication Date: 2001.07.18Priority Information: International: C09J193/00Applicant(s) Name: Chen YapingAddress: Inventor(s) Name: Chen Yaping;Peng ShizhiPatent Agency Code: 00000Patent Agent: Abstract A method for producing adhesive by using paper-making by-product saponification sulstance is characterized by using said saponification substance as main raw material, adding acetic acid, sodium hydroxide, sodium sulfide, phenol… Read More »

Salix mongolica imonium pulping and paper-making method

Application Number: 00113846Application Date: 2000.06.19Publication Number: 1329193Publication Date: 2002.01.02Priority Information: International: D21C3/06Applicant(s) Name: Yulin Paper MillAddress: Inventor(s) Name: Mu Junhua;Guo Sen;Guo ZiliangPatent Agency Code: 61115Patent Agent: he jianbinAbstract A pulping paper-making process by using salix cheilophila imine method includes the following steps: preparing material, cutting material, cooking, washing pulp, kneading and decomposition, twice crushing, concentrating,… Read More »

Squeezing blanket for paper-making

Application Number: 00108360Application Date: 2000.03.24Publication Number: 1269439Publication Date: 2000.10.11Priority Information: 1999/3/24 JP 79365/99International: D21F7/08Applicant(s) Name: Ichikawa Woolen Textile Co., Ltd.Address: Inventor(s) Name: Yoshida Shino;Nishino Jun;Iue KenniPatent Agency Code: 72001Patent Agent: lin changanAbstract A paper-making press felt (1) includes a base member (2) and at least one butt layer (3) laminated on the base member (2),… Read More »

Solidifying process for treating black paper-making liquid

Application Number: 00103960Application Date: 2000.03.17Publication Number: 1263966Publication Date: 2000.08.23Priority Information: International: D21C11/04Applicant(s) Name: Ma ZichuanAddress: Inventor(s) Name: Ma Zichuan;Sun Shouliang;Zhang SukunPatent Agency Code: 13112Patent Agent: hu pengAbstract A solidifying process for treating the black paper-making liquid includes such steps as adding plant starch to said black liquid, stirring, adding alkali to regulate pH value to… Read More »

Method for making resin impregnated endless belt useful for paper-making machine or like

Application Number: 00103602Application Date: 2000.02.28Publication Number: 1286331Publication Date: 2001.03.07Priority Information: 1999/8/30 US 09/386,114International: D06N3/00;D21F3/02Applicant(s) Name: Albany International Corp.Address: Inventor(s) Name: Desmond McGaheyPatent Agency Code: 11038Patent Agent: sun zhengAbstract A resin-impregnated endless belt for papermaking, has an open base fabric in the form of an endless loop with an inner surface, an outer surface, a machine… Read More »

Cyclic process for treating black paper-making liquid of alkali pulping to recover useful resource

Application Number: 00103238Application Date: 2000.03.17Publication Number: 1262359Publication Date: 2000.08.09Priority Information: International: D21C11/04Applicant(s) Name: Ecological Environment Research Center, Chinese Academy of SciencesAddress: Inventor(s) Name: Mu Huanzhen;Yang Wenbo;Yao ChunliPatent Agency Code: 00000Patent Agent: Abstract A cyclic process for treating the black paper-making liquid of alkali pulping to recover useful resource include such steps as regulating concentration of… Read More »

Paper-making microfibre recovering device

Application Number: 00101572Application Date: 2000.01.21Publication Number: 1263182Publication Date: 2000.08.16Priority Information: International: D21F1/66Applicant(s) Name: Chen QisongAddress: Inventor(s) Name: Chen QisongPatent Agency Code: 00000Patent Agent: Abstract The equipment for recovering microfibril from sludge in paper mill to remake paper is characterized by that the sludge produced by making paper is fed into said equipment, the microfibril is… Read More »